From 2e68bc271c3cc3c971c4e2460f0ecf93ca343b26 Mon Sep 17 00:00:00 2001
From: John Letey <john@kyve.network>
Date: Mon, 20 Mar 2023 14:30:42 +0100
Subject: [PATCH 1/6] refactor: switch to `sdk.Dec`

---
 app/app.go                                    |   1 -
 proto/kyve/bundles/v1beta1/params.proto       |   5 +-
 proto/kyve/delegation/v1beta1/params.proto    |  17 +-
 util/validate.go                              |  39 +++--
 x/bundles/keeper/getters_params.go            |   2 +-
 x/bundles/keeper/keeper.go                    |   2 -
 .../keeper_suite_invalid_bundles_test.go      |   8 +-
 x/bundles/keeper/keeper_suite_points_test.go  |   2 +-
 .../keeper/keeper_suite_stakers_leave_test.go |   6 +-
 .../keeper/keeper_suite_valid_bundles_test.go |  16 +-
 .../keeper_suite_zero_delegation_test.go      |   8 +-
 x/bundles/keeper/logic_bundles.go             |   6 +-
 ...ic_end_block_handle_upload_timeout_test.go |   4 +-
 .../keeper/msg_server_update_params_test.go   |   4 +-
 x/bundles/types/params.go                     |  31 +---
 x/bundles/types/params.pb.go                  |  74 +++++----
 x/delegation/keeper/getters_params.go         |  12 +-
 .../keeper/msg_server_undelegate_test.go      |  11 +-
 .../keeper/msg_server_update_params_test.go   |  12 +-
 x/delegation/types/params.go                  |  19 +--
 x/delegation/types/params.pb.go               | 148 +++++++++---------
 x/stakers/types/params.go                     |   4 +-
 22 files changed, 208 insertions(+), 223 deletions(-)

diff --git a/app/app.go b/app/app.go
index 0a4d969a..169df7d3 100644
--- a/app/app.go
+++ b/app/app.go
@@ -448,7 +448,6 @@ func NewKYVEApp(
 		app.PoolKeeper,
 		app.StakersKeeper,
 		app.DelegationKeeper,
-		app.UpgradeKeeper,
 	)
 
 	// Create IBC Keepers
diff --git a/proto/kyve/bundles/v1beta1/params.proto b/proto/kyve/bundles/v1beta1/params.proto
index e2f2d93d..b31a4d25 100644
--- a/proto/kyve/bundles/v1beta1/params.proto
+++ b/proto/kyve/bundles/v1beta1/params.proto
@@ -16,7 +16,10 @@ message Params {
     (gogoproto.nullable) = false
   ];
   // network_fee ...
-  string network_fee = 3;
+  string network_fee = 3 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
   // max_points ...
   uint64 max_points = 4;
 }
diff --git a/proto/kyve/delegation/v1beta1/params.proto b/proto/kyve/delegation/v1beta1/params.proto
index 1cf3053b..86ff72de 100644
--- a/proto/kyve/delegation/v1beta1/params.proto
+++ b/proto/kyve/delegation/v1beta1/params.proto
@@ -2,6 +2,8 @@ syntax = "proto3";
 
 package kyve.delegation.v1beta1;
 
+import "gogoproto/gogo.proto";
+
 option go_package = "github.com/KYVENetwork/chain/x/delegation/types";
 
 // Params defines the delegation module parameters.
@@ -13,9 +15,18 @@ message Params {
   // unbonding_delegation_time ...
   uint64 redelegation_max_amount = 3;
   // vote_slash ...
-  string vote_slash = 4;
+  string vote_slash = 4 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
   // upload_slash ...
-  string upload_slash = 5;
+  string upload_slash = 5 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
   // timeout_slash ...
-  string timeout_slash = 6;
+  string timeout_slash = 6 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 }
diff --git a/util/validate.go b/util/validate.go
index b218e277..082652e9 100644
--- a/util/validate.go
+++ b/util/validate.go
@@ -3,33 +3,42 @@ package util
 import (
 	"fmt"
 
+	"cosmossdk.io/math"
+
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
 
-func ValidateUint64(v interface{}) error {
-	_, ok := v.(uint64)
+func ValidateDecimal(i interface{}) error {
+	v, ok := i.(sdk.Dec)
 	if !ok {
-		return fmt.Errorf("invalid parameter type: %T", v)
+		return fmt.Errorf("invalid type: %T", i)
+	}
+
+	if v.IsNil() || v.IsNegative() {
+		return fmt.Errorf("invalid decimal: %s", v)
 	}
+
 	return nil
 }
 
-func ValidatePercentage(v interface{}) error {
-	val, ok := v.(string)
-	if !ok {
-		return fmt.Errorf("invalid parameter type: %T", v)
-	}
+func ValidateNumber(i uint64) error {
+	v := math.NewIntFromUint64(i)
 
-	parsedVal, err := sdk.NewDecFromStr(val)
-	if err != nil {
-		return fmt.Errorf("invalid decimal representation: %T", v)
+	if v.IsNil() || v.IsNegative() {
+		return fmt.Errorf("invalid number: %s", v)
 	}
 
-	if parsedVal.LT(sdk.NewDec(0)) {
-		return fmt.Errorf("percentage should be greater than or equal to 0")
+	return nil
+}
+
+func ValidatePercentage(i interface{}) error {
+	v, ok := i.(sdk.Dec)
+	if !ok {
+		return fmt.Errorf("invalid type: %T", i)
 	}
-	if parsedVal.GT(sdk.NewDec(1)) {
-		return fmt.Errorf("percentage should be less than or equal to 1")
+
+	if v.IsNil() || v.IsNegative() || v.GT(sdk.OneDec()) {
+		return fmt.Errorf("invalid percentage: %s", v)
 	}
 
 	return nil
diff --git a/x/bundles/keeper/getters_params.go b/x/bundles/keeper/getters_params.go
index 825ce6c7..ffe082e3 100644
--- a/x/bundles/keeper/getters_params.go
+++ b/x/bundles/keeper/getters_params.go
@@ -29,7 +29,7 @@ func (k Keeper) GetStorageCost(ctx sdk.Context) (res sdk.Dec) {
 }
 
 // GetNetworkFee returns the NetworkFee param
-func (k Keeper) GetNetworkFee(ctx sdk.Context) (res string) {
+func (k Keeper) GetNetworkFee(ctx sdk.Context) (res sdk.Dec) {
 	return k.GetParams(ctx).NetworkFee
 }
 
diff --git a/x/bundles/keeper/keeper.go b/x/bundles/keeper/keeper.go
index 59c40483..69d0b6cb 100644
--- a/x/bundles/keeper/keeper.go
+++ b/x/bundles/keeper/keeper.go
@@ -25,7 +25,6 @@ type (
 		poolKeeper       types.PoolKeeper
 		stakerKeeper     types.StakerKeeper
 		delegationKeeper types.DelegationKeeper
-		upgradeKeeper    types.UpgradeKeeper
 	}
 )
 
@@ -42,7 +41,6 @@ func NewKeeper(
 	poolKeeper types.PoolKeeper,
 	stakerKeeper types.StakerKeeper,
 	delegationKeeper types.DelegationKeeper,
-	upgradeKeeper types.UpgradeKeeper,
 ) *Keeper {
 	return &Keeper{
 		cdc:      cdc,
diff --git a/x/bundles/keeper/keeper_suite_invalid_bundles_test.go b/x/bundles/keeper/keeper_suite_invalid_bundles_test.go
index 2bdb65b0..8dfc69c4 100644
--- a/x/bundles/keeper/keeper_suite_invalid_bundles_test.go
+++ b/x/bundles/keeper/keeper_suite_invalid_bundles_test.go
@@ -196,7 +196,7 @@ var _ = Describe("invalid bundles", Ordered, func() {
 		Expect(s.App().DelegationKeeper.GetOutstandingRewards(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(BeZero())
 
 		// calculate uploader slashes
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetUploadSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetUploadSlash(s.Ctx())
 		slashAmount := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 
 		Expect(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(Equal(100*i.KYVE - slashAmount))
@@ -338,7 +338,7 @@ var _ = Describe("invalid bundles", Ordered, func() {
 		Expect(s.App().DelegationKeeper.GetOutstandingRewards(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(BeZero())
 
 		// calculate uploader slashes
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetUploadSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetUploadSlash(s.Ctx())
 		slashAmountUploader := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 		slashAmountDelegator := uint64(sdk.NewDec(int64(300 * i.KYVE)).Mul(fraction).TruncateInt64())
 
@@ -510,7 +510,7 @@ var _ = Describe("invalid bundles", Ordered, func() {
 		Expect(s.App().DelegationKeeper.GetOutstandingRewards(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(BeZero())
 
 		// calculate uploader slashes
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetUploadSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetUploadSlash(s.Ctx())
 		slashAmountUploader := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 		slashAmountDelegator1 := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 
@@ -518,7 +518,7 @@ var _ = Describe("invalid bundles", Ordered, func() {
 		Expect(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_0, i.ALICE)).To(Equal(100*i.KYVE - slashAmountDelegator1))
 
 		// calculate voter slashes
-		fraction, _ = sdk.NewDecFromStr(s.App().DelegationKeeper.GetVoteSlash(s.Ctx()))
+		fraction = s.App().DelegationKeeper.GetVoteSlash(s.Ctx())
 		slashAmountVoter := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 		slashAmountDelegator2 := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 
diff --git a/x/bundles/keeper/keeper_suite_points_test.go b/x/bundles/keeper/keeper_suite_points_test.go
index 3e44a2b2..0fe53c3f 100644
--- a/x/bundles/keeper/keeper_suite_points_test.go
+++ b/x/bundles/keeper/keeper_suite_points_test.go
@@ -310,7 +310,7 @@ var _ = Describe("points", Ordered, func() {
 		Expect(valaccountFound).To(BeFalse())
 
 		// check if voter got slashed
-		slashAmountRatio, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx()))
+		slashAmountRatio := s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx())
 		expectedBalance := 50*i.KYVE - uint64(sdk.NewDec(int64(50*i.KYVE)).Mul(slashAmountRatio).TruncateInt64())
 
 		Expect(expectedBalance).To(Equal(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_1, i.STAKER_1)))
diff --git a/x/bundles/keeper/keeper_suite_stakers_leave_test.go b/x/bundles/keeper/keeper_suite_stakers_leave_test.go
index 99707ca3..eaeb6d29 100644
--- a/x/bundles/keeper/keeper_suite_stakers_leave_test.go
+++ b/x/bundles/keeper/keeper_suite_stakers_leave_test.go
@@ -218,7 +218,7 @@ var _ = Describe("stakers leave", Ordered, func() {
 		balanceUploader := s.GetBalanceFromAddress(i.STAKER_0)
 
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
@@ -309,7 +309,7 @@ var _ = Describe("stakers leave", Ordered, func() {
 		Expect(valaccountFound).To(BeFalse())
 
 		// check if next uploader got slashed
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetUploadSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetUploadSlash(s.Ctx())
 		slashAmount := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 
 		Expect(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(Equal(100*i.KYVE - slashAmount))
@@ -402,7 +402,7 @@ var _ = Describe("stakers leave", Ordered, func() {
 		Expect(valaccountFound).To(BeFalse())
 
 		// check if voter got slashed
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetVoteSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetVoteSlash(s.Ctx())
 		slashAmount := uint64(sdk.NewDec(int64(50 * i.KYVE)).Mul(fraction).TruncateInt64())
 
 		Expect(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_1, i.STAKER_1)).To(Equal(50*i.KYVE - slashAmount))
diff --git a/x/bundles/keeper/keeper_suite_valid_bundles_test.go b/x/bundles/keeper/keeper_suite_valid_bundles_test.go
index 74188ab8..c571f993 100644
--- a/x/bundles/keeper/keeper_suite_valid_bundles_test.go
+++ b/x/bundles/keeper/keeper_suite_valid_bundles_test.go
@@ -179,7 +179,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
@@ -295,7 +295,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
@@ -444,7 +444,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
@@ -599,7 +599,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
@@ -759,7 +759,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
@@ -927,7 +927,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
@@ -1084,7 +1084,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 		uploader, _ := s.App().StakersKeeper.GetStaker(s.Ctx(), valaccountUploader.Staker)
 
 		// calculate voter slashes
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetVoteSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetVoteSlash(s.Ctx())
 		slashAmountVoter := uint64(sdk.NewDec(int64(200 * i.KYVE)).Mul(fraction).TruncateInt64())
 		slashAmountDelegator := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 
@@ -1105,7 +1105,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
diff --git a/x/bundles/keeper/keeper_suite_zero_delegation_test.go b/x/bundles/keeper/keeper_suite_zero_delegation_test.go
index 432e4464..e4d2c634 100644
--- a/x/bundles/keeper/keeper_suite_zero_delegation_test.go
+++ b/x/bundles/keeper/keeper_suite_zero_delegation_test.go
@@ -234,7 +234,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 		Expect(bundleProposal.NextUploader).To(Equal(i.STAKER_0))
 
 		// calculate voter slashes
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetVoteSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetVoteSlash(s.Ctx())
 		slashAmountVoter := uint64(sdk.NewDec(int64(0 * i.KYVE)).Mul(fraction).TruncateInt64())
 		Expect(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_1, i.STAKER_1)).To(Equal(0*i.KYVE - slashAmountVoter))
 
@@ -385,7 +385,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
@@ -529,7 +529,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 		Expect(s.App().DelegationKeeper.GetOutstandingRewards(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(BeZero())
 
 		// calculate uploader slashes
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetUploadSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetUploadSlash(s.Ctx())
 		slashAmount := uint64(sdk.NewDec(int64(0 * i.KYVE)).Mul(fraction).TruncateInt64())
 
 		Expect(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(Equal(0*i.KYVE - slashAmount))
@@ -643,7 +643,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 		Expect(valaccountFound).To(BeFalse())
 
 		// check if voter got slashed
-		slashAmountRatio, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx()))
+		slashAmountRatio := s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx())
 		expectedBalance := 0*i.KYVE - uint64(sdk.NewDec(int64(0*i.KYVE)).Mul(slashAmountRatio).TruncateInt64())
 
 		Expect(expectedBalance).To(Equal(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_1, i.STAKER_1)))
diff --git a/x/bundles/keeper/logic_bundles.go b/x/bundles/keeper/logic_bundles.go
index 2d6d1691..93b84763 100644
--- a/x/bundles/keeper/logic_bundles.go
+++ b/x/bundles/keeper/logic_bundles.go
@@ -238,12 +238,8 @@ func (k Keeper) calculatePayouts(ctx sdk.Context, poolId uint64) (bundleReward t
 	// formula for calculating the rewards
 	bundleReward.Total = pool.OperatingCost + uint64(k.GetStorageCost(ctx).MulInt64(int64(bundleProposal.DataSize)).TruncateInt64())
 
-	networkFee, err := sdk.NewDecFromStr(k.GetNetworkFee(ctx))
-	if err != nil {
-		util.PanicHalt(k.upgradeKeeper, ctx, "Network Fee unparasable - "+k.GetNetworkFee(ctx))
-	}
 	// Add fee to treasury
-	bundleReward.Treasury = uint64(sdk.NewDec(int64(bundleReward.Total)).Mul(networkFee).TruncateInt64())
+	bundleReward.Treasury = uint64(sdk.NewDec(int64(bundleReward.Total)).Mul(k.GetNetworkFee(ctx)).TruncateInt64())
 
 	// Remaining rewards to be split between staker and its delegators
 	totalNodeReward := bundleReward.Total - bundleReward.Treasury
diff --git a/x/bundles/keeper/logic_end_block_handle_upload_timeout_test.go b/x/bundles/keeper/logic_end_block_handle_upload_timeout_test.go
index d1d97f63..06a3c019 100644
--- a/x/bundles/keeper/logic_end_block_handle_upload_timeout_test.go
+++ b/x/bundles/keeper/logic_end_block_handle_upload_timeout_test.go
@@ -537,7 +537,7 @@ var _ = Describe("logic_end_block_handle_upload_timeout.go", Ordered, func() {
 		Expect(s.App().DelegationKeeper.GetDelegationOfPool(s.Ctx(), 0)).To(Equal(100 * i.KYVE))
 
 		// check if next uploader not got slashed
-		slashAmountRatio, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx()))
+		slashAmountRatio := s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx())
 		expectedBalance := 50*i.KYVE - uint64(sdk.NewDec(int64(50*i.KYVE)).Mul(slashAmountRatio).TruncateInt64())
 
 		Expect(expectedBalance).To(Equal(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_1, i.STAKER_1)))
@@ -986,7 +986,7 @@ var _ = Describe("logic_end_block_handle_upload_timeout.go", Ordered, func() {
 		Expect(s.App().DelegationKeeper.GetDelegationOfPool(s.Ctx(), 1)).To(Equal(100 * i.KYVE))
 
 		// check if next uploader not got slashed
-		slashAmountRatio, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx()))
+		slashAmountRatio := s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx())
 		expectedBalance := 50*i.KYVE - uint64(sdk.NewDec(int64(50*i.KYVE)).Mul(slashAmountRatio).TruncateInt64())
 
 		Expect(expectedBalance).To(Equal(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_2, i.STAKER_2)))
diff --git a/x/bundles/keeper/msg_server_update_params_test.go b/x/bundles/keeper/msg_server_update_params_test.go
index 3ffc04ba..9940ebf8 100644
--- a/x/bundles/keeper/msg_server_update_params_test.go
+++ b/x/bundles/keeper/msg_server_update_params_test.go
@@ -139,7 +139,7 @@ var _ = Describe("msg_server_update_params.go", Ordered, func() {
 
 		Expect(updatedParams.UploadTimeout).To(Equal(uint64(20)))
 		Expect(updatedParams.StorageCost).To(Equal(sdk.MustNewDecFromStr("0.05")))
-		Expect(updatedParams.NetworkFee).To(Equal("0.05"))
+		Expect(updatedParams.NetworkFee).To(Equal(sdk.MustNewDecFromStr("0.05")))
 		Expect(updatedParams.MaxPoints).To(Equal(uint64(15)))
 	})
 
@@ -385,7 +385,7 @@ var _ = Describe("msg_server_update_params.go", Ordered, func() {
 
 		Expect(updatedParams.UploadTimeout).To(Equal(types.DefaultUploadTimeout))
 		Expect(updatedParams.StorageCost).To(Equal(types.DefaultStorageCost))
-		Expect(updatedParams.NetworkFee).To(Equal("0.05"))
+		Expect(updatedParams.NetworkFee).To(Equal(sdk.MustNewDecFromStr("0.05")))
 		Expect(updatedParams.MaxPoints).To(Equal(types.DefaultMaxPoints))
 	})
 
diff --git a/x/bundles/types/params.go b/x/bundles/types/params.go
index dc7992a4..9b3d2877 100644
--- a/x/bundles/types/params.go
+++ b/x/bundles/types/params.go
@@ -1,8 +1,6 @@
 package types
 
 import (
-	"fmt"
-
 	"github.com/KYVENetwork/chain/util"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
@@ -14,7 +12,7 @@ var DefaultUploadTimeout = uint64(600)
 var DefaultStorageCost = sdk.MustNewDecFromStr("0.025")
 
 // DefaultNetworkFee ...
-var DefaultNetworkFee = "0.01"
+var DefaultNetworkFee = sdk.MustNewDecFromStr("0.01")
 
 // DefaultMaxPoints ...
 var DefaultMaxPoints = uint64(24)
@@ -23,7 +21,7 @@ var DefaultMaxPoints = uint64(24)
 func NewParams(
 	uploadTimeout uint64,
 	storageCost sdk.Dec,
-	networkFee string,
+	networkFee sdk.Dec,
 	maxPoints uint64,
 ) Params {
 	return Params{
@@ -46,11 +44,11 @@ func DefaultParams() Params {
 
 // Validate validates the set of params
 func (p Params) Validate() error {
-	if err := util.ValidateUint64(p.UploadTimeout); err != nil {
+	if err := util.ValidateNumber(p.UploadTimeout); err != nil {
 		return err
 	}
 
-	if err := validateStorageCost(p.StorageCost); err != nil {
+	if err := util.ValidateDecimal(p.StorageCost); err != nil {
 		return err
 	}
 
@@ -58,28 +56,9 @@ func (p Params) Validate() error {
 		return err
 	}
 
-	if err := util.ValidateUint64(p.MaxPoints); err != nil {
+	if err := util.ValidateNumber(p.MaxPoints); err != nil {
 		return err
 	}
 
 	return nil
 }
-
-// validateStorageCost ...
-func validateStorageCost(i interface{}) error {
-	v, ok := i.(sdk.Dec)
-
-	if !ok {
-		return fmt.Errorf("invalid parameter type: %T", i)
-	}
-
-	if v.IsNil() {
-		return fmt.Errorf("invalid parameter: nil")
-	}
-
-	if v.IsNegative() {
-		return fmt.Errorf("value cannot be negative: %s", i)
-	}
-
-	return nil
-}
diff --git a/x/bundles/types/params.pb.go b/x/bundles/types/params.pb.go
index 0a2382ff..7cff9951 100644
--- a/x/bundles/types/params.pb.go
+++ b/x/bundles/types/params.pb.go
@@ -31,7 +31,7 @@ type Params struct {
 	// storage_cost ...
 	StorageCost github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,2,opt,name=storage_cost,json=storageCost,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"storage_cost"`
 	// network_fee ...
-	NetworkFee string `protobuf:"bytes,3,opt,name=network_fee,json=networkFee,proto3" json:"network_fee,omitempty"`
+	NetworkFee github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,3,opt,name=network_fee,json=networkFee,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"network_fee"`
 	// max_points ...
 	MaxPoints uint64 `protobuf:"varint,4,opt,name=max_points,json=maxPoints,proto3" json:"max_points,omitempty"`
 }
@@ -76,13 +76,6 @@ func (m *Params) GetUploadTimeout() uint64 {
 	return 0
 }
 
-func (m *Params) GetNetworkFee() string {
-	if m != nil {
-		return m.NetworkFee
-	}
-	return ""
-}
-
 func (m *Params) GetMaxPoints() uint64 {
 	if m != nil {
 		return m.MaxPoints
@@ -97,26 +90,26 @@ func init() {
 func init() { proto.RegisterFile("kyve/bundles/v1beta1/params.proto", fileDescriptor_cfd3a74b72a01aaa) }
 
 var fileDescriptor_cfd3a74b72a01aaa = []byte{
-	// 298 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x4c, 0x90, 0x41, 0x4b, 0xc3, 0x30,
-	0x18, 0x86, 0x1b, 0x1d, 0x83, 0x65, 0xea, 0xa1, 0xec, 0x50, 0x04, 0xb3, 0x29, 0x28, 0x3b, 0x68,
-	0xc2, 0xf0, 0x1f, 0x4c, 0xdd, 0x45, 0x90, 0x39, 0x44, 0xd0, 0x4b, 0x49, 0xbb, 0xcf, 0xae, 0x6c,
-	0xe9, 0x57, 0x9a, 0x74, 0x6e, 0xff, 0xc2, 0xdf, 0xe4, 0x69, 0xc7, 0x1d, 0xc5, 0xc3, 0x90, 0xed,
-	0x8f, 0x48, 0xd3, 0x22, 0x9e, 0x12, 0x1e, 0x9e, 0xef, 0xe5, 0xe5, 0xa5, 0xa7, 0xd3, 0xe5, 0x1c,
-	0x44, 0x90, 0x27, 0xe3, 0x19, 0x68, 0x31, 0xef, 0x05, 0x60, 0x64, 0x4f, 0xa4, 0x32, 0x93, 0x4a,
-	0xf3, 0x34, 0x43, 0x83, 0x6e, 0xab, 0x50, 0x78, 0xa5, 0xf0, 0x4a, 0x39, 0x6e, 0x45, 0x18, 0xa1,
-	0x15, 0x44, 0xf1, 0x2b, 0xdd, 0xb3, 0x4f, 0x42, 0xeb, 0x43, 0x7b, 0xec, 0x9e, 0xd3, 0xa3, 0x3c,
-	0x9d, 0xa1, 0x1c, 0xfb, 0x26, 0x56, 0x80, 0xb9, 0xf1, 0x48, 0x87, 0x74, 0x6b, 0xa3, 0xc3, 0x92,
-	0x3e, 0x95, 0xd0, 0x7d, 0xa4, 0x07, 0xda, 0x60, 0x26, 0x23, 0xf0, 0x43, 0xd4, 0xc6, 0xdb, 0xeb,
-	0x90, 0x6e, 0xa3, 0xcf, 0x57, 0x9b, 0xb6, 0xf3, 0xbd, 0x69, 0x5f, 0x44, 0xb1, 0x99, 0xe4, 0x01,
-	0x0f, 0x51, 0x89, 0x10, 0xb5, 0x42, 0x5d, 0x3d, 0x57, 0x7a, 0x3c, 0x15, 0x66, 0x99, 0x82, 0xe6,
-	0xb7, 0x10, 0x8e, 0x9a, 0x55, 0xc6, 0x0d, 0x6a, 0xe3, 0xb6, 0x69, 0x33, 0x01, 0xf3, 0x8e, 0xd9,
-	0xd4, 0x7f, 0x03, 0xf0, 0xf6, 0x8b, 0xc4, 0x11, 0xad, 0xd0, 0x00, 0xc0, 0x3d, 0xa1, 0x54, 0xc9,
-	0x85, 0x9f, 0x62, 0x9c, 0x18, 0xed, 0xd5, 0x6c, 0xad, 0x86, 0x92, 0x8b, 0xa1, 0x05, 0xfd, 0xc1,
-	0x6a, 0xcb, 0xc8, 0x7a, 0xcb, 0xc8, 0xcf, 0x96, 0x91, 0x8f, 0x1d, 0x73, 0xd6, 0x3b, 0xe6, 0x7c,
-	0xed, 0x98, 0xf3, 0x7a, 0xf9, 0xaf, 0xce, 0xfd, 0xcb, 0xf3, 0xdd, 0x43, 0x99, 0x29, 0xc2, 0x89,
-	0x8c, 0x13, 0xb1, 0xf8, 0xdb, 0xd1, 0x16, 0x0b, 0xea, 0x76, 0x93, 0xeb, 0xdf, 0x00, 0x00, 0x00,
-	0xff, 0xff, 0xc8, 0x63, 0x93, 0xce, 0x64, 0x01, 0x00, 0x00,
+	// 300 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x9c, 0x90, 0xc1, 0x4a, 0xc3, 0x30,
+	0x1c, 0xc6, 0x1b, 0x1d, 0x83, 0x65, 0xea, 0xa1, 0xec, 0x50, 0x04, 0xb3, 0x29, 0x28, 0x3b, 0x68,
+	0xc2, 0xf0, 0x0d, 0xa6, 0xee, 0x22, 0xe8, 0x1c, 0x22, 0xe8, 0xa5, 0xa4, 0xdd, 0xdf, 0xae, 0x6c,
+	0xe9, 0xbf, 0x34, 0xe9, 0xdc, 0xde, 0xc2, 0xc7, 0xda, 0x71, 0x47, 0xf1, 0x30, 0x64, 0x7b, 0x03,
+	0x9f, 0x40, 0x96, 0x16, 0xf1, 0xec, 0x29, 0xe1, 0xe3, 0x97, 0xdf, 0x47, 0x3e, 0x7a, 0x3c, 0x9e,
+	0x4f, 0x41, 0x04, 0x79, 0x32, 0x9c, 0x80, 0x16, 0xd3, 0x4e, 0x00, 0x46, 0x76, 0x44, 0x2a, 0x33,
+	0xa9, 0x34, 0x4f, 0x33, 0x34, 0xe8, 0x36, 0xb6, 0x08, 0x2f, 0x11, 0x5e, 0x22, 0x87, 0x8d, 0x08,
+	0x23, 0xb4, 0x80, 0xd8, 0xde, 0x0a, 0xf6, 0xe4, 0x9b, 0xd0, 0x6a, 0xdf, 0x3e, 0x76, 0x4f, 0xe9,
+	0x41, 0x9e, 0x4e, 0x50, 0x0e, 0x7d, 0x13, 0x2b, 0xc0, 0xdc, 0x78, 0xa4, 0x45, 0xda, 0x95, 0xc1,
+	0x7e, 0x91, 0x3e, 0x16, 0xa1, 0xfb, 0x40, 0xf7, 0xb4, 0xc1, 0x4c, 0x46, 0xe0, 0x87, 0xa8, 0x8d,
+	0xb7, 0xd3, 0x22, 0xed, 0x5a, 0x97, 0x2f, 0x56, 0x4d, 0xe7, 0x73, 0xd5, 0x3c, 0x8b, 0x62, 0x33,
+	0xca, 0x03, 0x1e, 0xa2, 0x12, 0x21, 0x6a, 0x85, 0xba, 0x3c, 0x2e, 0xf4, 0x70, 0x2c, 0xcc, 0x3c,
+	0x05, 0xcd, 0xaf, 0x21, 0x1c, 0xd4, 0x4b, 0xc7, 0x15, 0x6a, 0xe3, 0xde, 0xd3, 0x7a, 0x02, 0xe6,
+	0x0d, 0xb3, 0xb1, 0xff, 0x0a, 0xe0, 0xed, 0xfe, 0xcb, 0x48, 0x4b, 0x45, 0x0f, 0xc0, 0x3d, 0xa2,
+	0x54, 0xc9, 0x99, 0x9f, 0x62, 0x9c, 0x18, 0xed, 0x55, 0xec, 0x37, 0x6a, 0x4a, 0xce, 0xfa, 0x36,
+	0xe8, 0xf6, 0x16, 0x6b, 0x46, 0x96, 0x6b, 0x46, 0xbe, 0xd6, 0x8c, 0xbc, 0x6f, 0x98, 0xb3, 0xdc,
+	0x30, 0xe7, 0x63, 0xc3, 0x9c, 0x97, 0xf3, 0x3f, 0x65, 0xb7, 0xcf, 0x4f, 0x37, 0x77, 0x85, 0x53,
+	0x84, 0x23, 0x19, 0x27, 0x62, 0xf6, 0xbb, 0xbb, 0xad, 0x0d, 0xaa, 0x76, 0xc3, 0xcb, 0x9f, 0x00,
+	0x00, 0x00, 0xff, 0xff, 0x7b, 0x35, 0x55, 0xa9, 0x94, 0x01, 0x00, 0x00,
 }
 
 func (m *Params) Marshal() (dAtA []byte, err error) {
@@ -144,13 +137,16 @@ func (m *Params) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 		i--
 		dAtA[i] = 0x20
 	}
-	if len(m.NetworkFee) > 0 {
-		i -= len(m.NetworkFee)
-		copy(dAtA[i:], m.NetworkFee)
-		i = encodeVarintParams(dAtA, i, uint64(len(m.NetworkFee)))
-		i--
-		dAtA[i] = 0x1a
+	{
+		size := m.NetworkFee.Size()
+		i -= size
+		if _, err := m.NetworkFee.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintParams(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0x1a
 	{
 		size := m.StorageCost.Size()
 		i -= size
@@ -191,10 +187,8 @@ func (m *Params) Size() (n int) {
 	}
 	l = m.StorageCost.Size()
 	n += 1 + l + sovParams(uint64(l))
-	l = len(m.NetworkFee)
-	if l > 0 {
-		n += 1 + l + sovParams(uint64(l))
-	}
+	l = m.NetworkFee.Size()
+	n += 1 + l + sovParams(uint64(l))
 	if m.MaxPoints != 0 {
 		n += 1 + sovParams(uint64(m.MaxPoints))
 	}
@@ -319,7 +313,9 @@ func (m *Params) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.NetworkFee = string(dAtA[iNdEx:postIndex])
+			if err := m.NetworkFee.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		case 4:
 			if wireType != 0 {
diff --git a/x/delegation/keeper/getters_params.go b/x/delegation/keeper/getters_params.go
index 4099ba44..2c315b77 100644
--- a/x/delegation/keeper/getters_params.go
+++ b/x/delegation/keeper/getters_params.go
@@ -34,17 +34,17 @@ func (k Keeper) GetRedelegationMaxAmount(ctx sdk.Context) (res uint64) {
 }
 
 // GetVoteSlash returns the VoteSlash param
-func (k Keeper) GetVoteSlash(ctx sdk.Context) (res string) {
+func (k Keeper) GetVoteSlash(ctx sdk.Context) (res sdk.Dec) {
 	return k.GetParams(ctx).VoteSlash
 }
 
 // GetUploadSlash returns the UploadSlash param
-func (k Keeper) GetUploadSlash(ctx sdk.Context) (res string) {
+func (k Keeper) GetUploadSlash(ctx sdk.Context) (res sdk.Dec) {
 	return k.GetParams(ctx).UploadSlash
 }
 
 // GetTimeoutSlash returns the TimeoutSlash param
-func (k Keeper) GetTimeoutSlash(ctx sdk.Context) (res string) {
+func (k Keeper) GetTimeoutSlash(ctx sdk.Context) (res sdk.Dec) {
 	return k.GetParams(ctx).TimeoutSlash
 }
 
@@ -52,11 +52,11 @@ func (k Keeper) getSlashFraction(ctx sdk.Context, slashType types.SlashType) (sl
 	// Retrieve slash fraction from params
 	switch slashType {
 	case types.SLASH_TYPE_TIMEOUT:
-		slashAmountRatio, _ = sdk.NewDecFromStr(k.GetTimeoutSlash(ctx))
+		slashAmountRatio = k.GetTimeoutSlash(ctx)
 	case types.SLASH_TYPE_VOTE:
-		slashAmountRatio, _ = sdk.NewDecFromStr(k.GetVoteSlash(ctx))
+		slashAmountRatio = k.GetVoteSlash(ctx)
 	case types.SLASH_TYPE_UPLOAD:
-		slashAmountRatio, _ = sdk.NewDecFromStr(k.GetUploadSlash(ctx))
+		slashAmountRatio = k.GetUploadSlash(ctx)
 	}
 	return
 }
diff --git a/x/delegation/keeper/msg_server_undelegate_test.go b/x/delegation/keeper/msg_server_undelegate_test.go
index 93cabec4..7c2225c1 100644
--- a/x/delegation/keeper/msg_server_undelegate_test.go
+++ b/x/delegation/keeper/msg_server_undelegate_test.go
@@ -2,6 +2,7 @@ package keeper_test
 
 import (
 	pooltypes "github.com/KYVENetwork/chain/x/pool/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
 	. "github.com/onsi/ginkgo/v2"
 	. "github.com/onsi/gomega"
 
@@ -244,7 +245,7 @@ var _ = Describe("msg_server_undelegate.go", Ordered, func() {
 		})
 
 		params := s.App().DelegationKeeper.GetParams(s.Ctx())
-		params.UploadSlash = "0.1"
+		params.UploadSlash = sdk.MustNewDecFromStr("0.1")
 		s.App().DelegationKeeper.SetParams(s.Ctx(), params)
 		s.App().DelegationKeeper.SlashDelegators(s.Ctx(), 0, i.ALICE, types.SLASH_TYPE_UPLOAD)
 
@@ -413,7 +414,7 @@ var _ = Describe("msg_server_undelegate.go", Ordered, func() {
 
 		// Slash 10%
 		params := s.App().DelegationKeeper.GetParams(s.Ctx())
-		params.UploadSlash = "0.1"
+		params.UploadSlash = sdk.MustNewDecFromStr("0.1")
 		s.App().DelegationKeeper.SetParams(s.Ctx(), params)
 		s.App().DelegationKeeper.SlashDelegators(s.Ctx(), 0, i.ALICE, types.SLASH_TYPE_UPLOAD)
 
@@ -464,7 +465,7 @@ var _ = Describe("msg_server_undelegate.go", Ordered, func() {
 		})
 
 		params := s.App().DelegationKeeper.GetParams(s.Ctx())
-		params.UploadSlash = "0.5"
+		params.UploadSlash = sdk.MustNewDecFromStr("0.5")
 		s.App().DelegationKeeper.SetParams(s.Ctx(), params)
 		s.PerformValidityChecks()
 
@@ -512,7 +513,7 @@ var _ = Describe("msg_server_undelegate.go", Ordered, func() {
 
 		// ACT
 		params := s.App().DelegationKeeper.GetParams(s.Ctx())
-		params.UploadSlash = "0.5"
+		params.UploadSlash = sdk.MustNewDecFromStr("0.5")
 		s.App().DelegationKeeper.SetParams(s.Ctx(), params)
 
 		// Slash 50% twice
@@ -557,7 +558,7 @@ var _ = Describe("msg_server_undelegate.go", Ordered, func() {
 
 		// ACT
 		params := s.App().DelegationKeeper.GetParams(s.Ctx())
-		params.UploadSlash = "0.5"
+		params.UploadSlash = sdk.MustNewDecFromStr("0.5")
 		s.App().DelegationKeeper.SetParams(s.Ctx(), params)
 		s.App().DelegationKeeper.SlashDelegators(s.Ctx(), 0, i.ALICE, types.SLASH_TYPE_UPLOAD)
 		s.App().DelegationKeeper.SlashDelegators(s.Ctx(), 0, i.ALICE, types.SLASH_TYPE_UPLOAD)
diff --git a/x/delegation/keeper/msg_server_update_params_test.go b/x/delegation/keeper/msg_server_update_params_test.go
index caa8990c..f6a2f702 100644
--- a/x/delegation/keeper/msg_server_update_params_test.go
+++ b/x/delegation/keeper/msg_server_update_params_test.go
@@ -152,9 +152,9 @@ var _ = Describe("msg_server_update_params.go", Ordered, func() {
 		Expect(updatedParams.UnbondingDelegationTime).To(Equal(uint64(3600)))
 		Expect(updatedParams.RedelegationCooldown).To(Equal(uint64(3600)))
 		Expect(updatedParams.RedelegationMaxAmount).To(Equal(uint64(1)))
-		Expect(updatedParams.VoteSlash).To(Equal("0.05"))
-		Expect(updatedParams.UploadSlash).To(Equal("0.05"))
-		Expect(updatedParams.TimeoutSlash).To(Equal("0.05"))
+		Expect(updatedParams.VoteSlash).To(Equal(sdk.MustNewDecFromStr("0.05")))
+		Expect(updatedParams.UploadSlash).To(Equal(sdk.MustNewDecFromStr("0.05")))
+		Expect(updatedParams.TimeoutSlash).To(Equal(sdk.MustNewDecFromStr("0.05")))
 	})
 
 	It("Update no param", func() {
@@ -488,7 +488,7 @@ var _ = Describe("msg_server_update_params.go", Ordered, func() {
 		Expect(updatedParams.RedelegationMaxAmount).To(Equal(types.DefaultRedelegationMaxAmount))
 		Expect(updatedParams.UploadSlash).To(Equal(types.DefaultUploadSlash))
 		Expect(updatedParams.TimeoutSlash).To(Equal(types.DefaultTimeoutSlash))
-		Expect(updatedParams.VoteSlash).To(Equal("0.05"))
+		Expect(updatedParams.VoteSlash).To(Equal(sdk.MustNewDecFromStr("0.05")))
 	})
 
 	It("Update vote slash with invalid value", func() {
@@ -561,7 +561,7 @@ var _ = Describe("msg_server_update_params.go", Ordered, func() {
 		Expect(updatedParams.UnbondingDelegationTime).To(Equal(types.DefaultUnbondingDelegationTime))
 		Expect(updatedParams.RedelegationCooldown).To(Equal(types.DefaultRedelegationCooldown))
 		Expect(updatedParams.RedelegationMaxAmount).To(Equal(types.DefaultRedelegationMaxAmount))
-		Expect(updatedParams.UploadSlash).To(Equal("0.05"))
+		Expect(updatedParams.UploadSlash).To(Equal(sdk.MustNewDecFromStr("0.05")))
 		Expect(updatedParams.TimeoutSlash).To(Equal(types.DefaultTimeoutSlash))
 		Expect(updatedParams.VoteSlash).To(Equal(types.DefaultVoteSlash))
 	})
@@ -636,7 +636,7 @@ var _ = Describe("msg_server_update_params.go", Ordered, func() {
 		Expect(updatedParams.RedelegationCooldown).To(Equal(types.DefaultRedelegationCooldown))
 		Expect(updatedParams.RedelegationMaxAmount).To(Equal(types.DefaultRedelegationMaxAmount))
 		Expect(updatedParams.UploadSlash).To(Equal(types.DefaultUploadSlash))
-		Expect(updatedParams.TimeoutSlash).To(Equal("0.05"))
+		Expect(updatedParams.TimeoutSlash).To(Equal(sdk.MustNewDecFromStr("0.05")))
 		Expect(updatedParams.VoteSlash).To(Equal(types.DefaultVoteSlash))
 	})
 
diff --git a/x/delegation/types/params.go b/x/delegation/types/params.go
index 6cd04f4b..fe707569 100644
--- a/x/delegation/types/params.go
+++ b/x/delegation/types/params.go
@@ -2,6 +2,7 @@ package types
 
 import (
 	"github.com/KYVENetwork/chain/util"
+	sdk "github.com/cosmos/cosmos-sdk/types"
 )
 
 // DefaultUnbondingDelegationTime ...
@@ -14,22 +15,22 @@ var DefaultRedelegationCooldown = uint64(60 * 60 * 24 * 5)
 var DefaultRedelegationMaxAmount = uint64(5)
 
 // DefaultVoteSlash ...
-var DefaultVoteSlash = "0.1"
+var DefaultVoteSlash = sdk.MustNewDecFromStr("0.1")
 
 // DefaultUploadSlash ...
-var DefaultUploadSlash = "0.2"
+var DefaultUploadSlash = sdk.MustNewDecFromStr("0.2")
 
 // DefaultTimeoutSlash ...
-var DefaultTimeoutSlash = "0.02"
+var DefaultTimeoutSlash = sdk.MustNewDecFromStr("0.02")
 
 // NewParams creates a new Params instance
 func NewParams(
 	unbondingDelegationTime uint64,
 	redelegationCooldown uint64,
 	redelegationMaxAmount uint64,
-	voteSlash string,
-	uploadSlash string,
-	timeoutSlash string,
+	voteSlash sdk.Dec,
+	uploadSlash sdk.Dec,
+	timeoutSlash sdk.Dec,
 ) Params {
 	return Params{
 		UnbondingDelegationTime: unbondingDelegationTime,
@@ -55,15 +56,15 @@ func DefaultParams() Params {
 
 // Validate validates the set of params
 func (p Params) Validate() error {
-	if err := util.ValidateUint64(p.UnbondingDelegationTime); err != nil {
+	if err := util.ValidateNumber(p.UnbondingDelegationTime); err != nil {
 		return err
 	}
 
-	if err := util.ValidateUint64(p.RedelegationCooldown); err != nil {
+	if err := util.ValidateNumber(p.RedelegationCooldown); err != nil {
 		return err
 	}
 
-	if err := util.ValidateUint64(p.RedelegationMaxAmount); err != nil {
+	if err := util.ValidateNumber(p.RedelegationMaxAmount); err != nil {
 		return err
 	}
 
diff --git a/x/delegation/types/params.pb.go b/x/delegation/types/params.pb.go
index 89fde3a9..fffc1de2 100644
--- a/x/delegation/types/params.pb.go
+++ b/x/delegation/types/params.pb.go
@@ -5,6 +5,8 @@ package types
 
 import (
 	fmt "fmt"
+	github_com_cosmos_cosmos_sdk_types "github.com/cosmos/cosmos-sdk/types"
+	_ "github.com/cosmos/gogoproto/gogoproto"
 	proto "github.com/gogo/protobuf/proto"
 	io "io"
 	math "math"
@@ -31,11 +33,11 @@ type Params struct {
 	// unbonding_delegation_time ...
 	RedelegationMaxAmount uint64 `protobuf:"varint,3,opt,name=redelegation_max_amount,json=redelegationMaxAmount,proto3" json:"redelegation_max_amount,omitempty"`
 	// vote_slash ...
-	VoteSlash string `protobuf:"bytes,4,opt,name=vote_slash,json=voteSlash,proto3" json:"vote_slash,omitempty"`
+	VoteSlash github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,4,opt,name=vote_slash,json=voteSlash,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"vote_slash"`
 	// upload_slash ...
-	UploadSlash string `protobuf:"bytes,5,opt,name=upload_slash,json=uploadSlash,proto3" json:"upload_slash,omitempty"`
+	UploadSlash github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,5,opt,name=upload_slash,json=uploadSlash,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"upload_slash"`
 	// timeout_slash ...
-	TimeoutSlash string `protobuf:"bytes,6,opt,name=timeout_slash,json=timeoutSlash,proto3" json:"timeout_slash,omitempty"`
+	TimeoutSlash github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,6,opt,name=timeout_slash,json=timeoutSlash,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"timeout_slash"`
 }
 
 func (m *Params) Reset()         { *m = Params{} }
@@ -92,27 +94,6 @@ func (m *Params) GetRedelegationMaxAmount() uint64 {
 	return 0
 }
 
-func (m *Params) GetVoteSlash() string {
-	if m != nil {
-		return m.VoteSlash
-	}
-	return ""
-}
-
-func (m *Params) GetUploadSlash() string {
-	if m != nil {
-		return m.UploadSlash
-	}
-	return ""
-}
-
-func (m *Params) GetTimeoutSlash() string {
-	if m != nil {
-		return m.TimeoutSlash
-	}
-	return ""
-}
-
 func init() {
 	proto.RegisterType((*Params)(nil), "kyve.delegation.v1beta1.Params")
 }
@@ -122,27 +103,29 @@ func init() {
 }
 
 var fileDescriptor_17019e1d49c878a9 = []byte{
-	// 307 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x54, 0xd1, 0xbb, 0x4e, 0xf3, 0x30,
-	0x1c, 0x05, 0xf0, 0xba, 0x5f, 0xbf, 0x4a, 0x35, 0x65, 0xb1, 0x40, 0x0d, 0x03, 0x56, 0xb9, 0x0c,
-	0x9d, 0x62, 0x55, 0x95, 0x18, 0xd8, 0xb8, 0x0d, 0x08, 0x81, 0x50, 0x41, 0x48, 0xb0, 0x44, 0x4e,
-	0x63, 0xb5, 0x56, 0x63, 0xff, 0xa3, 0xc4, 0xe9, 0xe5, 0x2d, 0x18, 0x79, 0x24, 0xc6, 0x8e, 0x8c,
-	0x28, 0x79, 0x11, 0x14, 0x37, 0x6a, 0xd3, 0xf5, 0x9c, 0xdf, 0xb1, 0x64, 0xfd, 0xf1, 0xf9, 0x74,
-	0x39, 0x13, 0x2c, 0x10, 0xa1, 0x18, 0x73, 0x23, 0x41, 0xb3, 0x59, 0xdf, 0x17, 0x86, 0xf7, 0x59,
-	0xc4, 0x63, 0xae, 0x12, 0x37, 0x8a, 0xc1, 0x00, 0xe9, 0x14, 0xca, 0xdd, 0x2a, 0xb7, 0x54, 0xa7,
-	0x5f, 0x75, 0xdc, 0x7c, 0xb6, 0x92, 0x5c, 0xe2, 0xa3, 0x54, 0xfb, 0xa0, 0x03, 0xa9, 0xc7, 0xde,
-	0x96, 0x7a, 0x46, 0x2a, 0xe1, 0xa0, 0x2e, 0xea, 0x35, 0x86, 0x9d, 0x0d, 0xb8, 0xdd, 0xf4, 0xaf,
-	0x52, 0x09, 0x32, 0xc0, 0x87, 0xb1, 0xa8, 0x6c, 0x46, 0x00, 0x61, 0x00, 0x73, 0xed, 0xd4, 0xed,
-	0xee, 0xa0, 0x5a, 0xde, 0x94, 0x1d, 0xb9, 0xc0, 0x9d, 0x9d, 0x91, 0xe2, 0x0b, 0x8f, 0x2b, 0x48,
-	0xb5, 0x71, 0xfe, 0xd9, 0xd9, 0xce, 0x9b, 0x8f, 0x7c, 0x71, 0x65, 0x4b, 0x72, 0x8c, 0xf1, 0x0c,
-	0x8c, 0xf0, 0x92, 0x90, 0x27, 0x13, 0xa7, 0xd1, 0x45, 0xbd, 0xd6, 0xb0, 0x55, 0x24, 0x2f, 0x45,
-	0x40, 0x4e, 0x70, 0x3b, 0x8d, 0x42, 0xe0, 0x41, 0x09, 0xfe, 0x5b, 0xb0, 0xb7, 0xce, 0xd6, 0xe4,
-	0x0c, 0xef, 0x17, 0xbf, 0x82, 0xd4, 0x94, 0xa6, 0x69, 0x4d, 0xbb, 0x0c, 0x2d, 0xba, 0xbe, 0xff,
-	0xce, 0x28, 0x5a, 0x65, 0x14, 0xfd, 0x66, 0x14, 0x7d, 0xe6, 0xb4, 0xb6, 0xca, 0x69, 0xed, 0x27,
-	0xa7, 0xb5, 0x0f, 0x36, 0x96, 0x66, 0x92, 0xfa, 0xee, 0x08, 0x14, 0x7b, 0x78, 0x7f, 0xbb, 0x7b,
-	0x12, 0x66, 0x0e, 0xf1, 0x94, 0x8d, 0x26, 0x5c, 0x6a, 0xb6, 0xa8, 0x5e, 0xc3, 0x2c, 0x23, 0x91,
-	0xf8, 0x4d, 0x7b, 0x85, 0xc1, 0x5f, 0x00, 0x00, 0x00, 0xff, 0xff, 0x87, 0x17, 0x6d, 0x46, 0xad,
-	0x01, 0x00, 0x00,
+	// 350 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x9c, 0xd2, 0x3f, 0x4f, 0xfa, 0x40,
+	0x1c, 0x06, 0xf0, 0xf6, 0x07, 0x3f, 0x12, 0x4e, 0x5c, 0x1a, 0x0c, 0xd5, 0xa1, 0x10, 0x63, 0x0c,
+	0x8b, 0xbd, 0x10, 0x12, 0x07, 0x37, 0x11, 0x07, 0x63, 0x30, 0x0a, 0xc6, 0x44, 0x97, 0xe6, 0xda,
+	0x5e, 0x4a, 0x43, 0x7b, 0xdf, 0xa6, 0x77, 0xe5, 0xcf, 0xbb, 0xf0, 0x65, 0xf8, 0x52, 0x18, 0x19,
+	0x8d, 0x03, 0x31, 0xf0, 0x46, 0x4c, 0x8f, 0x06, 0xca, 0xca, 0xd4, 0x26, 0xcf, 0xf3, 0x7c, 0x86,
+	0xbb, 0x43, 0x17, 0xa3, 0xd9, 0x98, 0x62, 0x97, 0x06, 0xd4, 0x23, 0xc2, 0x07, 0x86, 0xc7, 0x2d,
+	0x9b, 0x0a, 0xd2, 0xc2, 0x11, 0x89, 0x49, 0xc8, 0xcd, 0x28, 0x06, 0x01, 0x5a, 0x2d, 0x6d, 0x99,
+	0xbb, 0x96, 0x99, 0xb5, 0xce, 0xaa, 0x1e, 0x78, 0x20, 0x3b, 0x38, 0xfd, 0xdb, 0xd4, 0xcf, 0xbf,
+	0x0a, 0xa8, 0xf4, 0x2c, 0xf7, 0xda, 0x0d, 0x3a, 0x4d, 0x98, 0x0d, 0xcc, 0xf5, 0x99, 0x67, 0xed,
+	0x00, 0x4b, 0xf8, 0x21, 0xd5, 0xd5, 0x86, 0xda, 0x2c, 0xf6, 0x6b, 0xdb, 0x42, 0x77, 0x9b, 0xbf,
+	0xfa, 0x21, 0xd5, 0xda, 0xe8, 0x24, 0xa6, 0xb9, 0x8d, 0x03, 0x10, 0xb8, 0x30, 0x61, 0xfa, 0x3f,
+	0xb9, 0xab, 0xe6, 0xc3, 0xbb, 0x2c, 0xd3, 0xae, 0x51, 0x6d, 0x6f, 0x14, 0x92, 0xa9, 0x45, 0x42,
+	0x48, 0x98, 0xd0, 0x0b, 0x72, 0xb6, 0x67, 0xf6, 0xc8, 0xf4, 0x56, 0x86, 0x5a, 0x0f, 0xa1, 0x31,
+	0x08, 0x6a, 0xf1, 0x80, 0xf0, 0xa1, 0x5e, 0x6c, 0xa8, 0xcd, 0x72, 0xc7, 0x9c, 0x2f, 0xeb, 0xca,
+	0xcf, 0xb2, 0x7e, 0xe9, 0xf9, 0x62, 0x98, 0xd8, 0xa6, 0x03, 0x21, 0x76, 0x80, 0x87, 0xc0, 0xb3,
+	0xcf, 0x15, 0x77, 0x47, 0x58, 0xcc, 0x22, 0xca, 0xcd, 0x2e, 0x75, 0xfa, 0xe5, 0x54, 0x18, 0xa4,
+	0x80, 0xf6, 0x82, 0x2a, 0x49, 0x14, 0x00, 0x71, 0x33, 0xf0, 0xff, 0x41, 0xe0, 0xd1, 0xc6, 0xd8,
+	0x90, 0x03, 0x74, 0x9c, 0x9e, 0x1a, 0x24, 0x22, 0x33, 0x4b, 0x07, 0x99, 0x95, 0x0c, 0x91, 0x68,
+	0xe7, 0x61, 0xbe, 0x32, 0xd4, 0xc5, 0xca, 0x50, 0x7f, 0x57, 0x86, 0xfa, 0xb9, 0x36, 0x94, 0xc5,
+	0xda, 0x50, 0xbe, 0xd7, 0x86, 0xf2, 0x81, 0x73, 0xde, 0xe3, 0xfb, 0xdb, 0xfd, 0x13, 0x15, 0x13,
+	0x88, 0x47, 0xd8, 0x19, 0x12, 0x9f, 0xe1, 0x69, 0xfe, 0xcd, 0x48, 0xdc, 0x2e, 0xc9, 0xcb, 0x6f,
+	0xff, 0x05, 0x00, 0x00, 0xff, 0xff, 0x45, 0xa8, 0x27, 0x47, 0x53, 0x02, 0x00, 0x00,
 }
 
 func (m *Params) Marshal() (dAtA []byte, err error) {
@@ -165,27 +148,36 @@ func (m *Params) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 	_ = i
 	var l int
 	_ = l
-	if len(m.TimeoutSlash) > 0 {
-		i -= len(m.TimeoutSlash)
-		copy(dAtA[i:], m.TimeoutSlash)
-		i = encodeVarintParams(dAtA, i, uint64(len(m.TimeoutSlash)))
-		i--
-		dAtA[i] = 0x32
+	{
+		size := m.TimeoutSlash.Size()
+		i -= size
+		if _, err := m.TimeoutSlash.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintParams(dAtA, i, uint64(size))
 	}
-	if len(m.UploadSlash) > 0 {
-		i -= len(m.UploadSlash)
-		copy(dAtA[i:], m.UploadSlash)
-		i = encodeVarintParams(dAtA, i, uint64(len(m.UploadSlash)))
-		i--
-		dAtA[i] = 0x2a
+	i--
+	dAtA[i] = 0x32
+	{
+		size := m.UploadSlash.Size()
+		i -= size
+		if _, err := m.UploadSlash.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintParams(dAtA, i, uint64(size))
 	}
-	if len(m.VoteSlash) > 0 {
-		i -= len(m.VoteSlash)
-		copy(dAtA[i:], m.VoteSlash)
-		i = encodeVarintParams(dAtA, i, uint64(len(m.VoteSlash)))
-		i--
-		dAtA[i] = 0x22
+	i--
+	dAtA[i] = 0x2a
+	{
+		size := m.VoteSlash.Size()
+		i -= size
+		if _, err := m.VoteSlash.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintParams(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0x22
 	if m.RedelegationMaxAmount != 0 {
 		i = encodeVarintParams(dAtA, i, uint64(m.RedelegationMaxAmount))
 		i--
@@ -230,18 +222,12 @@ func (m *Params) Size() (n int) {
 	if m.RedelegationMaxAmount != 0 {
 		n += 1 + sovParams(uint64(m.RedelegationMaxAmount))
 	}
-	l = len(m.VoteSlash)
-	if l > 0 {
-		n += 1 + l + sovParams(uint64(l))
-	}
-	l = len(m.UploadSlash)
-	if l > 0 {
-		n += 1 + l + sovParams(uint64(l))
-	}
-	l = len(m.TimeoutSlash)
-	if l > 0 {
-		n += 1 + l + sovParams(uint64(l))
-	}
+	l = m.VoteSlash.Size()
+	n += 1 + l + sovParams(uint64(l))
+	l = m.UploadSlash.Size()
+	n += 1 + l + sovParams(uint64(l))
+	l = m.TimeoutSlash.Size()
+	n += 1 + l + sovParams(uint64(l))
 	return n
 }
 
@@ -367,7 +353,9 @@ func (m *Params) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.VoteSlash = string(dAtA[iNdEx:postIndex])
+			if err := m.VoteSlash.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		case 5:
 			if wireType != 2 {
@@ -399,7 +387,9 @@ func (m *Params) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.UploadSlash = string(dAtA[iNdEx:postIndex])
+			if err := m.UploadSlash.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		case 6:
 			if wireType != 2 {
@@ -431,7 +421,9 @@ func (m *Params) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.TimeoutSlash = string(dAtA[iNdEx:postIndex])
+			if err := m.TimeoutSlash.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
diff --git a/x/stakers/types/params.go b/x/stakers/types/params.go
index 76a01b9b..2ecb0884 100644
--- a/x/stakers/types/params.go
+++ b/x/stakers/types/params.go
@@ -31,11 +31,11 @@ func DefaultParams() Params {
 
 // Validate validates the set of params
 func (p Params) Validate() error {
-	if err := util.ValidateUint64(p.CommissionChangeTime); err != nil {
+	if err := util.ValidateNumber(p.CommissionChangeTime); err != nil {
 		return err
 	}
 
-	if err := util.ValidateUint64(p.LeavePoolTime); err != nil {
+	if err := util.ValidateNumber(p.LeavePoolTime); err != nil {
 		return err
 	}
 

From 53ea26e28ab4df0906ef7a1a931e790bd75e4acd Mon Sep 17 00:00:00 2001
From: John Letey <john@kyve.network>
Date: Mon, 20 Mar 2023 14:36:37 +0100
Subject: [PATCH 2/6] chore: update changelog

---
 CHANGELOG.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index ee9d9d30..5b2d9988 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,6 +18,11 @@
 
 - Emit an event when updating module parameters.
 
+### State Machine Breaking
+
+- (`x/bundles`) [#19](https://github.com/KYVENetwork/chain/pull/19) Migrate `NetworkFee` param to type `sdk.Dec`.
+- (`x/delegation`) [#19](https://github.com/KYVENetwork/chain/pull/19) Migrate `VoteSlash`, `UploadSlash`, `TimeoutSlash` params to type `sdk.Dec`.
+
 ## [v1.0.0](https://github.com/KYVENetwork/chain/releases/tag/v1.0.0) - 2023-03-10
 
 Release for the KYVE network launch.

From f08974608073a6bd7e739e95fac162d472db7e91 Mon Sep 17 00:00:00 2001
From: John Letey <john@kyve.network>
Date: Thu, 23 Mar 2023 12:10:46 +0100
Subject: [PATCH 3/6] refactor: switch protocol validator commission to
 `sdk.Dec`

---
 CHANGELOG.md                                  |   1 +
 proto/kyve/query/v1beta1/query.proto          |  11 +-
 proto/kyve/stakers/v1beta1/events.proto       |   5 +-
 proto/kyve/stakers/v1beta1/stakers.proto      |  12 +-
 proto/kyve/stakers/v1beta1/tx.proto           |   6 +-
 .../keeper/keeper_suite_stakers_leave_test.go |   3 +-
 .../keeper/keeper_suite_valid_bundles_test.go |  21 +--
 x/query/types/query.pb.go                     | 159 +++++++++---------
 x/stakers/client/cli/tx_update_commission.go  |   8 +-
 x/stakers/keeper/exported_functions.go        |   7 +-
 x/stakers/keeper/getters_staker.go            |   2 +-
 x/stakers/keeper/logic_commission.go          |   2 +-
 .../keeper/msg_server_update_commission.go    |  10 --
 .../msg_server_update_commission_test.go      |  62 +++----
 x/stakers/types/errors.go                     |   1 -
 x/stakers/types/events.pb.go                  |  93 +++++-----
 x/stakers/types/keys.go                       |   8 +-
 x/stakers/types/message_update_commission.go  |  35 ++--
 x/stakers/types/stakers.pb.go                 | 129 +++++++-------
 x/stakers/types/tx.pb.go                      | 113 +++++++------
 20 files changed, 339 insertions(+), 349 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index a7b31e48..e3f521b9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -26,6 +26,7 @@
 
 - (`x/bundles`) [#19](https://github.com/KYVENetwork/chain/pull/19) Migrate `NetworkFee` param to type `sdk.Dec`.
 - (`x/delegation`) [#19](https://github.com/KYVENetwork/chain/pull/19) Migrate `VoteSlash`, `UploadSlash`, `TimeoutSlash` params to type `sdk.Dec`.
+- (`x/stakers`) [#19](https://github.com/KYVENetwork/chain/pull/19) Migrate protocol validator `Commission` to type `sdk.Dec`.
 
 ## [v1.0.0](https://github.com/KYVENetwork/chain/releases/tag/v1.0.0) - 2023-03-10
 
diff --git a/proto/kyve/query/v1beta1/query.proto b/proto/kyve/query/v1beta1/query.proto
index 88fa9dfb..04be74af 100644
--- a/proto/kyve/query/v1beta1/query.proto
+++ b/proto/kyve/query/v1beta1/query.proto
@@ -2,6 +2,7 @@ syntax = "proto3";
 
 package kyve.query.v1beta1;
 
+import "gogoproto/gogo.proto";
 import "kyve/pool/v1beta1/pool.proto";
 
 option go_package = "github.com/KYVENetwork/chain/x/query/types";
@@ -94,7 +95,10 @@ message StakerMetadata {
   // commission is the percentage of the rewards that will
   // get transferred to the staker before the remaining
   // rewards are split across all delegators
-  string commission = 1;
+  string commission = 1 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 
   // moniker is a human-readable name for displaying
   // the staker in the UI
@@ -119,7 +123,10 @@ message StakerMetadata {
 message CommissionChangeEntry {
   // commission is the new commission that will
   // become active once the change-time is over
-  string commission = 1;
+  string commission = 1 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 
   // creation_date is the UNIX-timestamp (in seconds)
   // of when the entry was created.
diff --git a/proto/kyve/stakers/v1beta1/events.proto b/proto/kyve/stakers/v1beta1/events.proto
index 47a68197..5bc47f03 100644
--- a/proto/kyve/stakers/v1beta1/events.proto
+++ b/proto/kyve/stakers/v1beta1/events.proto
@@ -46,7 +46,10 @@ message EventUpdateCommission {
   // staker is the account address of the protocol node.
   string staker = 1;
   // commission ...
-  string commission = 2;
+  string commission = 2 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 }
 
 // EventJoinPool ...
diff --git a/proto/kyve/stakers/v1beta1/stakers.proto b/proto/kyve/stakers/v1beta1/stakers.proto
index 66ac6513..bc7c85fd 100644
--- a/proto/kyve/stakers/v1beta1/stakers.proto
+++ b/proto/kyve/stakers/v1beta1/stakers.proto
@@ -2,6 +2,8 @@ syntax = "proto3";
 
 package kyve.stakers.v1beta1;
 
+import "gogoproto/gogo.proto";
+
 option go_package = "github.com/KYVENetwork/chain/x/stakers/types";
 
 // Staker contains all metadata for a staker
@@ -10,7 +12,10 @@ message Staker {
   // address ...
   string address = 1;
   // commission ...
-  string commission = 2;
+  string commission = 2 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
   // moniker ...
   string moniker = 3;
   // website ...
@@ -50,7 +55,10 @@ message CommissionChangeEntry {
   string staker = 2;
   // commission is the new commission which will
   // be applied after the waiting time is over.
-  string commission = 3;
+  string commission = 3 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
   // creation_date is the UNIX-timestamp in seconds
   // when the entry was created.
   int64 creation_date = 4;
diff --git a/proto/kyve/stakers/v1beta1/tx.proto b/proto/kyve/stakers/v1beta1/tx.proto
index 729f36ae..cda550d1 100644
--- a/proto/kyve/stakers/v1beta1/tx.proto
+++ b/proto/kyve/stakers/v1beta1/tx.proto
@@ -3,6 +3,7 @@ syntax = "proto3";
 package kyve.stakers.v1beta1;
 
 import "cosmos_proto/cosmos.proto";
+import "gogoproto/gogo.proto";
 
 option go_package = "github.com/KYVENetwork/chain/x/stakers/types";
 
@@ -55,7 +56,10 @@ message MsgUpdateCommission {
   // creator ...
   string creator = 1;
   // commission ...
-  string commission = 2;
+  string commission = 2 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 }
 
 // MsgUpdateCommissionResponse ...
diff --git a/x/bundles/keeper/keeper_suite_stakers_leave_test.go b/x/bundles/keeper/keeper_suite_stakers_leave_test.go
index eaeb6d29..213799ba 100644
--- a/x/bundles/keeper/keeper_suite_stakers_leave_test.go
+++ b/x/bundles/keeper/keeper_suite_stakers_leave_test.go
@@ -219,12 +219,11 @@ var _ = Describe("stakers leave", Ordered, func() {
 
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
 		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		uploaderDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// assert payout transfer
diff --git a/x/bundles/keeper/keeper_suite_valid_bundles_test.go b/x/bundles/keeper/keeper_suite_valid_bundles_test.go
index c571f993..82948132 100644
--- a/x/bundles/keeper/keeper_suite_valid_bundles_test.go
+++ b/x/bundles/keeper/keeper_suite_valid_bundles_test.go
@@ -180,12 +180,11 @@ var _ = Describe("valid bundles", Ordered, func() {
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
 		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		uploaderDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// assert payout transfer
@@ -296,12 +295,11 @@ var _ = Describe("valid bundles", Ordered, func() {
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
 		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		totalDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// divide with 4 because uploader only has 25% of total delegation
@@ -445,12 +443,11 @@ var _ = Describe("valid bundles", Ordered, func() {
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
 		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		uploaderDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// assert payout transfer
@@ -600,12 +597,11 @@ var _ = Describe("valid bundles", Ordered, func() {
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
 		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		totalDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// divide with 4 because uploader only has 25% of total delegation
@@ -760,12 +756,11 @@ var _ = Describe("valid bundles", Ordered, func() {
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
 		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		totalDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// divide with 4 because uploader only has 25% of total delegation
@@ -928,12 +923,11 @@ var _ = Describe("valid bundles", Ordered, func() {
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
 		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		totalDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// divide with 4 because uploader only has 25% of total delegation
@@ -1106,12 +1100,11 @@ var _ = Describe("valid bundles", Ordered, func() {
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
 		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		totalDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// divide with 4 because uploader only has 25% of total delegation
diff --git a/x/query/types/query.pb.go b/x/query/types/query.pb.go
index 775dae00..efd01080 100644
--- a/x/query/types/query.pb.go
+++ b/x/query/types/query.pb.go
@@ -6,6 +6,8 @@ package types
 import (
 	fmt "fmt"
 	types "github.com/KYVENetwork/chain/x/pool/types"
+	github_com_cosmos_cosmos_sdk_types "github.com/cosmos/cosmos-sdk/types"
+	_ "github.com/cosmos/gogoproto/gogoproto"
 	proto "github.com/gogo/protobuf/proto"
 	io "io"
 	math "math"
@@ -260,7 +262,7 @@ type StakerMetadata struct {
 	// commission is the percentage of the rewards that will
 	// get transferred to the staker before the remaining
 	// rewards are split across all delegators
-	Commission string `protobuf:"bytes,1,opt,name=commission,proto3" json:"commission,omitempty"`
+	Commission github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,1,opt,name=commission,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"commission"`
 	// moniker is a human-readable name for displaying
 	// the staker in the UI
 	Moniker string `protobuf:"bytes,2,opt,name=moniker,proto3" json:"moniker,omitempty"`
@@ -309,13 +311,6 @@ func (m *StakerMetadata) XXX_DiscardUnknown() {
 
 var xxx_messageInfo_StakerMetadata proto.InternalMessageInfo
 
-func (m *StakerMetadata) GetCommission() string {
-	if m != nil {
-		return m.Commission
-	}
-	return ""
-}
-
 func (m *StakerMetadata) GetMoniker() string {
 	if m != nil {
 		return m.Moniker
@@ -349,7 +344,7 @@ func (m *StakerMetadata) GetPendingCommissionChange() *CommissionChangeEntry {
 type CommissionChangeEntry struct {
 	// commission is the new commission that will
 	// become active once the change-time is over
-	Commission string `protobuf:"bytes,1,opt,name=commission,proto3" json:"commission,omitempty"`
+	Commission github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,1,opt,name=commission,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"commission"`
 	// creation_date is the UNIX-timestamp (in seconds)
 	// of when the entry was created.
 	CreationDate int64 `protobuf:"varint,2,opt,name=creation_date,json=creationDate,proto3" json:"creation_date,omitempty"`
@@ -388,13 +383,6 @@ func (m *CommissionChangeEntry) XXX_DiscardUnknown() {
 
 var xxx_messageInfo_CommissionChangeEntry proto.InternalMessageInfo
 
-func (m *CommissionChangeEntry) GetCommission() string {
-	if m != nil {
-		return m.Commission
-	}
-	return ""
-}
-
 func (m *CommissionChangeEntry) GetCreationDate() int64 {
 	if m != nil {
 		return m.CreationDate
@@ -505,49 +493,52 @@ func init() {
 func init() { proto.RegisterFile("kyve/query/v1beta1/query.proto", fileDescriptor_6b41255feae93a15) }
 
 var fileDescriptor_6b41255feae93a15 = []byte{
-	// 671 bytes of a gzipped FileDescriptorProto
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+	// 719 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xac, 0x94, 0xcf, 0x6e, 0xd3, 0x4a,
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+	0x55, 0x10, 0xb4, 0x45, 0xc2, 0x51, 0x8b, 0x90, 0x10, 0x0b, 0x16, 0x4d, 0x5a, 0x09, 0x41, 0x2b,
+	0x64, 0x04, 0x12, 0x6c, 0xac, 0x89, 0x3d, 0x75, 0x46, 0xb1, 0x67, 0x8c, 0x67, 0x9c, 0x92, 0x77,
+	0x40, 0x82, 0x47, 0x61, 0xc1, 0x43, 0x74, 0xd9, 0x25, 0xb0, 0xa8, 0x50, 0xfb, 0x22, 0x68, 0xc6,
+	0x7f, 0x48, 0x4a, 0xd8, 0xb1, 0xca, 0x9c, 0xef, 0x7c, 0x73, 0xe2, 0xf9, 0x9d, 0x33, 0x03, 0xd6,
+	0x68, 0x32, 0x26, 0xdd, 0xb7, 0x29, 0x49, 0x26, 0xdd, 0xf1, 0xde, 0x80, 0x48, 0xbc, 0x97, 0x45,
+	0x76, 0x9c, 0x70, 0xc9, 0x11, 0x52, 0x79, 0x3b, 0x53, 0xf2, 0xfc, 0xfa, 0x3f, 0x01, 0x0f, 0xb8,
+	0x4e, 0x77, 0xd5, 0x2a, 0x73, 0xae, 0xff, 0xaf, 0x2b, 0xc5, 0x9c, 0x87, 0x65, 0x21, 0x15, 0x64,
+	0xd9, 0xce, 0xa7, 0x2a, 0x34, 0x0f, 0xb0, 0xa0, 0xde, 0x73, 0xce, 0x43, 0xd4, 0x86, 0x2a, 0xf5,
+	0x4d, 0x63, 0xcb, 0xd8, 0xa9, 0x3b, 0x55, 0xea, 0x23, 0x04, 0x75, 0x86, 0x23, 0x62, 0x56, 0xb7,
+	0x8c, 0x9d, 0xa6, 0xa3, 0xd7, 0xc8, 0x84, 0xc5, 0x24, 0x65, 0x92, 0x46, 0xc4, 0xac, 0x69, 0xb9,
+	0x08, 0x95, 0x3b, 0xe4, 0x01, 0x37, 0xeb, 0x99, 0x5b, 0xad, 0xd1, 0x6d, 0x68, 0xf3, 0x98, 0x24,
+	0x58, 0x52, 0x16, 0xb8, 0x1e, 0x17, 0xd2, 0x5c, 0xd0, 0xd5, 0x97, 0x4b, 0xb5, 0xc7, 0x85, 0x44,
+	0xdb, 0xb0, 0x92, 0xc6, 0x21, 0xc7, 0xbe, 0x4b, 0x99, 0x24, 0xc9, 0x18, 0x87, 0x66, 0x43, 0xfb,
+	0xda, 0x99, 0xfc, 0x24, 0x57, 0xd1, 0x26, 0xb4, 0x24, 0x97, 0x38, 0x74, 0x4f, 0x53, 0xe6, 0x0b,
+	0x73, 0x51, 0x9b, 0x40, 0x4b, 0x47, 0x4a, 0x41, 0xbb, 0xf0, 0x77, 0x66, 0xf0, 0x49, 0x48, 0x02,
+	0x2c, 0x29, 0x67, 0xe6, 0x92, 0x76, 0xad, 0x68, 0xbd, 0x5f, 0xca, 0xe8, 0x01, 0x34, 0x84, 0xc4,
+	0x32, 0x15, 0x66, 0x73, 0xcb, 0xd8, 0x69, 0xef, 0x6f, 0xd8, 0x1a, 0xaa, 0xa6, 0x93, 0xa3, 0xb2,
+	0x15, 0x96, 0x17, 0xda, 0xe4, 0xe4, 0xe6, 0xce, 0xd7, 0x2a, 0xc0, 0x51, 0x1a, 0x2a, 0x79, 0x44,
+	0x12, 0xc5, 0x03, 0xfb, 0x7e, 0x42, 0x84, 0xd0, 0xe0, 0x9a, 0x4e, 0x11, 0xa2, 0xc7, 0xb0, 0x14,
+	0x11, 0x89, 0x7d, 0x2c, 0xb1, 0x26, 0xd8, 0xda, 0xef, 0xd8, 0xbf, 0xb6, 0xcd, 0xce, 0xea, 0x1c,
+	0xe7, 0x4e, 0xa7, 0xdc, 0xa3, 0xa0, 0x08, 0x12, 0x9e, 0x4e, 0x9f, 0xa4, 0x96, 0x41, 0x51, 0xf2,
+	0xd4, 0x41, 0x1e, 0xc1, 0xda, 0x0d, 0xa3, 0x9b, 0xb2, 0x01, 0x67, 0x3e, 0x65, 0x81, 0xee, 0x46,
+	0xdd, 0x59, 0x9d, 0xdd, 0xf2, 0xb2, 0x48, 0xcf, 0xe5, 0xb5, 0x30, 0x9f, 0xd7, 0x36, 0xac, 0xe4,
+	0x26, 0x9e, 0xb8, 0x1e, 0x4f, 0x99, 0x2c, 0x9a, 0x54, 0xca, 0x3d, 0xa5, 0xa2, 0x87, 0xb0, 0xa0,
+	0x20, 0xaa, 0xf6, 0xd4, 0x7e, 0x77, 0x6a, 0x05, 0xf6, 0x98, 0x44, 0x03, 0x92, 0x88, 0x21, 0x8d,
+	0x9d, 0x6c, 0x43, 0xe7, 0x43, 0x15, 0xda, 0xb3, 0x3c, 0xd0, 0x09, 0x80, 0xc7, 0xa3, 0x88, 0x0a,
+	0xa1, 0x3e, 0x4d, 0x23, 0x3e, 0xb0, 0xcf, 0x2f, 0x37, 0x2b, 0xdf, 0x2e, 0x37, 0xef, 0x04, 0x54,
+	0x0e, 0xd3, 0x81, 0xed, 0xf1, 0xa8, 0xeb, 0x71, 0x11, 0x71, 0x91, 0xff, 0xdc, 0x13, 0xfe, 0xa8,
+	0x2b, 0x27, 0x31, 0x11, 0x76, 0x9f, 0x78, 0xce, 0x54, 0x05, 0xd5, 0xaf, 0x88, 0x33, 0x3a, 0x22,
+	0x49, 0x3e, 0xd6, 0x45, 0xa8, 0x32, 0x67, 0x64, 0x20, 0xa8, 0x2c, 0x27, 0x3b, 0x0f, 0xe7, 0x4e,
+	0x36, 0x81, 0xb5, 0x98, 0x68, 0x86, 0xee, 0xcf, 0xea, 0xae, 0x37, 0xc4, 0x2c, 0x20, 0x9a, 0x60,
+	0x6b, 0x7f, 0x77, 0xde, 0xc1, 0x7b, 0xa5, 0xb9, 0xa7, 0xbd, 0x87, 0x4c, 0x26, 0x13, 0x67, 0x35,
+	0xaf, 0x75, 0x33, 0xdb, 0x79, 0x6f, 0xc0, 0xbf, 0x73, 0xb7, 0xfc, 0x71, 0x30, 0xb7, 0x60, 0xd9,
+	0x4b, 0x48, 0x36, 0x3e, 0x3e, 0x96, 0xd9, 0xad, 0xaf, 0x39, 0x7f, 0x15, 0x62, 0x1f, 0x4b, 0xd2,
+	0xf9, 0x6c, 0x40, 0x7b, 0xb6, 0x75, 0x68, 0x0f, 0xea, 0xaa, 0x79, 0xfa, 0x0b, 0x5a, 0xc5, 0x25,
+	0x9a, 0x3d, 0x73, 0xf9, 0xc2, 0x38, 0xda, 0x8a, 0xfe, 0x83, 0x46, 0xcc, 0x29, 0x93, 0x42, 0xff,
+	0x47, 0xdd, 0xc9, 0x23, 0xb4, 0x01, 0x40, 0x85, 0x1b, 0x12, 0x3c, 0x56, 0x93, 0xab, 0x9a, 0xb0,
+	0xe4, 0x34, 0xa9, 0x78, 0x96, 0x09, 0xc8, 0x02, 0x18, 0xe3, 0xb0, 0xb8, 0x6d, 0x59, 0x33, 0xa6,
+	0x14, 0xd5, 0xc0, 0x01, 0x0e, 0x31, 0xf3, 0x48, 0x3e, 0xc2, 0x45, 0x78, 0xd0, 0x3f, 0xbf, 0xb2,
+	0x8c, 0x8b, 0x2b, 0xcb, 0xf8, 0x7e, 0x65, 0x19, 0x1f, 0xaf, 0xad, 0xca, 0xc5, 0xb5, 0x55, 0xf9,
+	0x72, 0x6d, 0x55, 0xde, 0xdc, 0x9d, 0x22, 0xf5, 0xf4, 0xf5, 0xab, 0xc3, 0x13, 0x22, 0xcf, 0x78,
+	0x32, 0xea, 0x7a, 0x43, 0x4c, 0x59, 0xf7, 0x5d, 0xfe, 0x04, 0x6b, 0x62, 0x83, 0x86, 0x7e, 0x33,
+	0xef, 0xff, 0x08, 0x00, 0x00, 0xff, 0xff, 0x97, 0x7e, 0xc8, 0xa1, 0x9d, 0x05, 0x00, 0x00,
 }
 
 func (m *BasicPool) Marshal() (dAtA []byte, err error) {
@@ -753,13 +744,16 @@ func (m *StakerMetadata) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 		i--
 		dAtA[i] = 0x12
 	}
-	if len(m.Commission) > 0 {
-		i -= len(m.Commission)
-		copy(dAtA[i:], m.Commission)
-		i = encodeVarintQuery(dAtA, i, uint64(len(m.Commission)))
-		i--
-		dAtA[i] = 0xa
+	{
+		size := m.Commission.Size()
+		i -= size
+		if _, err := m.Commission.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintQuery(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0xa
 	return len(dAtA) - i, nil
 }
 
@@ -788,13 +782,16 @@ func (m *CommissionChangeEntry) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 		i--
 		dAtA[i] = 0x10
 	}
-	if len(m.Commission) > 0 {
-		i -= len(m.Commission)
-		copy(dAtA[i:], m.Commission)
-		i = encodeVarintQuery(dAtA, i, uint64(len(m.Commission)))
-		i--
-		dAtA[i] = 0xa
+	{
+		size := m.Commission.Size()
+		i -= size
+		if _, err := m.Commission.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintQuery(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0xa
 	return len(dAtA) - i, nil
 }
 
@@ -951,10 +948,8 @@ func (m *StakerMetadata) Size() (n int) {
 	}
 	var l int
 	_ = l
-	l = len(m.Commission)
-	if l > 0 {
-		n += 1 + l + sovQuery(uint64(l))
-	}
+	l = m.Commission.Size()
+	n += 1 + l + sovQuery(uint64(l))
 	l = len(m.Moniker)
 	if l > 0 {
 		n += 1 + l + sovQuery(uint64(l))
@@ -980,10 +975,8 @@ func (m *CommissionChangeEntry) Size() (n int) {
 	}
 	var l int
 	_ = l
-	l = len(m.Commission)
-	if l > 0 {
-		n += 1 + l + sovQuery(uint64(l))
-	}
+	l = m.Commission.Size()
+	n += 1 + l + sovQuery(uint64(l))
 	if m.CreationDate != 0 {
 		n += 1 + sovQuery(uint64(m.CreationDate))
 	}
@@ -1569,7 +1562,9 @@ func (m *StakerMetadata) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Commission = string(dAtA[iNdEx:postIndex])
+			if err := m.Commission.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		case 2:
 			if wireType != 2 {
@@ -1783,7 +1778,9 @@ func (m *CommissionChangeEntry) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Commission = string(dAtA[iNdEx:postIndex])
+			if err := m.Commission.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		case 2:
 			if wireType != 0 {
diff --git a/x/stakers/client/cli/tx_update_commission.go b/x/stakers/client/cli/tx_update_commission.go
index 4bf925a5..9274fc34 100644
--- a/x/stakers/client/cli/tx_update_commission.go
+++ b/x/stakers/client/cli/tx_update_commission.go
@@ -5,6 +5,7 @@ import (
 	"github.com/cosmos/cosmos-sdk/client"
 	"github.com/cosmos/cosmos-sdk/client/flags"
 	"github.com/cosmos/cosmos-sdk/client/tx"
+	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/spf13/cobra"
 )
 
@@ -19,9 +20,14 @@ func CmdUpdateCommission() *cobra.Command {
 				return err
 			}
 
+			commission, err := sdk.NewDecFromStr(args[0])
+			if err != nil {
+				return err
+			}
+
 			msg := types.MsgUpdateCommission{
 				Creator:    clientCtx.GetFromAddress().String(),
-				Commission: args[0],
+				Commission: commission,
 			}
 
 			if err := msg.ValidateBasic(); err != nil {
diff --git a/x/stakers/keeper/exported_functions.go b/x/stakers/keeper/exported_functions.go
index d53765e6..901666d9 100644
--- a/x/stakers/keeper/exported_functions.go
+++ b/x/stakers/keeper/exported_functions.go
@@ -2,7 +2,6 @@ package keeper
 
 import (
 	"cosmossdk.io/math"
-	"github.com/KYVENetwork/chain/util"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 
 	// Gov
@@ -41,11 +40,7 @@ func (k Keeper) GetAllStakerAddressesOfPool(ctx sdk.Context, poolId uint64) (sta
 // GetCommission returns the commission of a staker as a parsed sdk.Dec
 func (k Keeper) GetCommission(ctx sdk.Context, stakerAddress string) sdk.Dec {
 	staker, _ := k.GetStaker(ctx, stakerAddress)
-	uploaderCommission, err := sdk.NewDecFromStr(staker.Commission)
-	if err != nil {
-		util.PanicHalt(k.upgradeKeeper, ctx, "Commission not parsable: "+staker.Commission)
-	}
-	return uploaderCommission
+	return staker.Commission
 }
 
 // AssertValaccountAuthorized checks if the given `valaddress` is allowed to vote in pool
diff --git a/x/stakers/keeper/getters_staker.go b/x/stakers/keeper/getters_staker.go
index 32d7641e..db8436c7 100644
--- a/x/stakers/keeper/getters_staker.go
+++ b/x/stakers/keeper/getters_staker.go
@@ -24,7 +24,7 @@ func (k Keeper) UpdateStakerMetadata(ctx sdk.Context, address string, moniker st
 }
 
 // UpdateStakerCommission ...
-func (k Keeper) UpdateStakerCommission(ctx sdk.Context, address string, commission string) {
+func (k Keeper) UpdateStakerCommission(ctx sdk.Context, address string, commission sdk.Dec) {
 	staker, found := k.GetStaker(ctx, address)
 	if found {
 		staker.Commission = commission
diff --git a/x/stakers/keeper/logic_commission.go b/x/stakers/keeper/logic_commission.go
index 1d888adc..894ff913 100644
--- a/x/stakers/keeper/logic_commission.go
+++ b/x/stakers/keeper/logic_commission.go
@@ -9,7 +9,7 @@ import (
 // The queue is checked in every endBlock and when the commissionChangeTime
 // is over the new commission will be applied to the user.
 // If another entry is currently in the queue it will be removed.
-func (k Keeper) orderNewCommissionChange(ctx sdk.Context, staker string, commission string) {
+func (k Keeper) orderNewCommissionChange(ctx sdk.Context, staker string, commission sdk.Dec) {
 	// Remove existing queue entry
 	queueEntry, found := k.GetCommissionChangeEntryByIndex2(ctx, staker)
 	if found {
diff --git a/x/stakers/keeper/msg_server_update_commission.go b/x/stakers/keeper/msg_server_update_commission.go
index 36ae8af8..0eb30c8d 100644
--- a/x/stakers/keeper/msg_server_update_commission.go
+++ b/x/stakers/keeper/msg_server_update_commission.go
@@ -21,16 +21,6 @@ func (k msgServer) UpdateCommission(goCtx context.Context, msg *types.MsgUpdateC
 		return nil, errors.Wrap(errorsTypes.ErrUnauthorized, types.ErrNoStaker.Error())
 	}
 
-	// Validate commission.
-	commission, err := sdk.NewDecFromStr(msg.Commission)
-	if err != nil {
-		return nil, errors.Wrapf(errorsTypes.ErrLogic, types.ErrInvalidCommission.Error(), msg.Commission)
-	}
-
-	if commission.LT(sdk.NewDec(int64(0))) || commission.GT(sdk.NewDec(int64(1))) {
-		return nil, errors.Wrapf(errorsTypes.ErrLogic, types.ErrInvalidCommission.Error(), msg.Commission)
-	}
-
 	// Insert commission change into queue
 	k.orderNewCommissionChange(ctx, msg.Creator, msg.Commission)
 
diff --git a/x/stakers/keeper/msg_server_update_commission_test.go b/x/stakers/keeper/msg_server_update_commission_test.go
index 852a20a5..c0772682 100644
--- a/x/stakers/keeper/msg_server_update_commission_test.go
+++ b/x/stakers/keeper/msg_server_update_commission_test.go
@@ -1,6 +1,7 @@
 package keeper_test
 
 import (
+	sdk "github.com/cosmos/cosmos-sdk/types"
 	. "github.com/onsi/ginkgo/v2"
 	. "github.com/onsi/gomega"
 
@@ -53,7 +54,7 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		// ACT
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0.5",
+			Commission: sdk.MustNewDecFromStr("0.5"),
 		})
 		s.PerformValidityChecks()
 
@@ -66,14 +67,14 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		s.CommitAfterSeconds(1)
 
 		staker, _ = s.App().StakersKeeper.GetStaker(s.Ctx(), i.STAKER_0)
-		Expect(staker.Commission).To(Equal("0.5"))
+		Expect(staker.Commission).To(Equal(sdk.MustNewDecFromStr("0.5")))
 	})
 
 	It("Update commission to 0% from previously default commission", func() {
 		// ACT
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0",
+			Commission: sdk.ZeroDec(),
 		})
 		s.PerformValidityChecks()
 
@@ -86,14 +87,14 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		s.CommitAfterSeconds(1)
 
 		staker, _ = s.App().StakersKeeper.GetStaker(s.Ctx(), i.STAKER_0)
-		Expect(staker.Commission).To(Equal("0"))
+		Expect(staker.Commission).To(Equal(sdk.ZeroDec()))
 	})
 
 	It("Update commission to 100% from previously default commission", func() {
 		// ACT
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "1",
+			Commission: sdk.OneDec(),
 		})
 		s.PerformValidityChecks()
 
@@ -106,27 +107,28 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		s.CommitAfterSeconds(1)
 
 		staker, _ = s.App().StakersKeeper.GetStaker(s.Ctx(), i.STAKER_0)
-		Expect(staker.Commission).To(Equal("1"))
+		Expect(staker.Commission).To(Equal(sdk.OneDec()))
 	})
 
-	It("Update commission with an invalid number from previously default commission", func() {
-		// ACT
-		s.RunTxStakersError(&stakerstypes.MsgUpdateCommission{
-			Creator:    i.STAKER_0,
-			Commission: "teset",
-		})
-		s.PerformValidityChecks()
-
-		// ASSERT
-		staker, _ := s.App().StakersKeeper.GetStaker(s.Ctx(), i.STAKER_0)
-		Expect(staker.Commission).To(Equal(stakerstypes.DefaultCommission))
-	})
+	// TODO(@troy): In theory we don't need this test anymore.
+	//It("Update commission with an invalid number from previously default commission", func() {
+	//	// ACT
+	//	s.RunTxStakersError(&stakerstypes.MsgUpdateCommission{
+	//		Creator:    i.STAKER_0,
+	//		Commission: "teset",
+	//	})
+	//	s.PerformValidityChecks()
+	//
+	//	// ASSERT
+	//	staker, _ := s.App().StakersKeeper.GetStaker(s.Ctx(), i.STAKER_0)
+	//	Expect(staker.Commission).To(Equal(stakerstypes.DefaultCommission))
+	//})
 
 	It("Update commission with a negative number from previously default commission", func() {
 		// ACT
 		s.RunTxStakersError(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "-0.5",
+			Commission: sdk.MustNewDecFromStr("-0.5"),
 		})
 		s.PerformValidityChecks()
 
@@ -139,7 +141,7 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		// ACT
 		s.RunTxStakersError(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "2",
+			Commission: sdk.NewDec(2),
 		})
 		s.PerformValidityChecks()
 
@@ -152,19 +154,19 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		// ACT
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0.5",
+			Commission: sdk.MustNewDecFromStr("0.5"),
 		})
 		s.PerformValidityChecks()
 
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0.2",
+			Commission: sdk.MustNewDecFromStr("0.2"),
 		})
 		s.PerformValidityChecks()
 
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0.3",
+			Commission: sdk.MustNewDecFromStr("0.3"),
 		})
 		s.PerformValidityChecks()
 
@@ -177,19 +179,19 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		s.CommitAfterSeconds(1)
 
 		staker, _ = s.App().StakersKeeper.GetStaker(s.Ctx(), i.STAKER_0)
-		Expect(staker.Commission).To(Equal("0.3"))
+		Expect(staker.Commission).To(Equal(sdk.MustNewDecFromStr("0.3")))
 	})
 
 	It("Update commission multiple times during the commission change time with the same value", func() {
 		// ACT
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0.5",
+			Commission: sdk.MustNewDecFromStr("0.5"),
 		})
 
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0.2",
+			Commission: sdk.MustNewDecFromStr("0.2"),
 		})
 
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
@@ -220,12 +222,12 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		// ACT
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0.5",
+			Commission: sdk.MustNewDecFromStr("0.5"),
 		})
 
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_1,
-			Commission: "0.5",
+			Commission: sdk.MustNewDecFromStr("0.5"),
 		})
 
 		s.PerformValidityChecks()
@@ -242,9 +244,9 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		s.CommitAfterSeconds(1)
 
 		staker0, _ = s.App().StakersKeeper.GetStaker(s.Ctx(), i.STAKER_0)
-		Expect(staker0.Commission).To(Equal("0.5"))
+		Expect(staker0.Commission).To(Equal(sdk.MustNewDecFromStr("0.5")))
 
 		staker1, _ = s.App().StakersKeeper.GetStaker(s.Ctx(), i.STAKER_1)
-		Expect(staker1.Commission).To(Equal("0.5"))
+		Expect(staker1.Commission).To(Equal(sdk.MustNewDecFromStr("0.5")))
 	})
 })
diff --git a/x/stakers/types/errors.go b/x/stakers/types/errors.go
index f12025f8..35a19780 100644
--- a/x/stakers/types/errors.go
+++ b/x/stakers/types/errors.go
@@ -17,7 +17,6 @@ var (
 	ErrValaddressSameAsStaker  = errors.Register(ModuleName, 1111, "Valaddress has same address as Valaddress")
 	ErrCanNotJoinDisabledPool  = errors.Register(ModuleName, 1112, "can not join disabled pool")
 
-	ErrInvalidCommission          = errors.Register(ModuleName, 1116, "invalid commission %v")
 	ErrPoolLeaveAlreadyInProgress = errors.Register(ModuleName, 1117, "Pool leave is already in progress")
 	ErrValaccountUnauthorized     = errors.Register(ModuleName, 1118, "valaccount unauthorized")
 )
diff --git a/x/stakers/types/events.pb.go b/x/stakers/types/events.pb.go
index 0e705fb8..c865279a 100644
--- a/x/stakers/types/events.pb.go
+++ b/x/stakers/types/events.pb.go
@@ -5,6 +5,7 @@ package types
 
 import (
 	fmt "fmt"
+	github_com_cosmos_cosmos_sdk_types "github.com/cosmos/cosmos-sdk/types"
 	_ "github.com/cosmos/gogoproto/gogoproto"
 	proto "github.com/gogo/protobuf/proto"
 	io "io"
@@ -224,7 +225,7 @@ type EventUpdateCommission struct {
 	// staker is the account address of the protocol node.
 	Staker string `protobuf:"bytes,1,opt,name=staker,proto3" json:"staker,omitempty"`
 	// commission ...
-	Commission string `protobuf:"bytes,2,opt,name=commission,proto3" json:"commission,omitempty"`
+	Commission github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,2,opt,name=commission,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"commission"`
 }
 
 func (m *EventUpdateCommission) Reset()         { *m = EventUpdateCommission{} }
@@ -267,13 +268,6 @@ func (m *EventUpdateCommission) GetStaker() string {
 	return ""
 }
 
-func (m *EventUpdateCommission) GetCommission() string {
-	if m != nil {
-		return m.Commission
-	}
-	return ""
-}
-
 // EventJoinPool ...
 // emitted_by: MsgJoinPool
 type EventJoinPool struct {
@@ -417,34 +411,36 @@ func init() {
 func init() { proto.RegisterFile("kyve/stakers/v1beta1/events.proto", fileDescriptor_7a1b3dc9634155a0) }
 
 var fileDescriptor_7a1b3dc9634155a0 = []byte{
-	// 429 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x9c, 0x92, 0xdf, 0x6a, 0xd4, 0x40,
-	0x14, 0xc6, 0x37, 0x6b, 0xd8, 0x65, 0x47, 0x14, 0x8c, 0x55, 0x43, 0x91, 0x58, 0x73, 0xd5, 0x0b,
-	0x49, 0xa8, 0x3e, 0x41, 0xbb, 0x54, 0xf0, 0x7f, 0x89, 0x28, 0xe8, 0x4d, 0x39, 0xd9, 0x39, 0xa4,
-	0xc3, 0x26, 0x73, 0x42, 0x66, 0x36, 0xe9, 0xbe, 0x85, 0xef, 0xe2, 0x4b, 0xf4, 0xb2, 0x97, 0x5e,
-	0x89, 0xec, 0xbe, 0x88, 0x64, 0x32, 0x5b, 0xa3, 0x74, 0x41, 0x7a, 0x97, 0xef, 0x9c, 0x2f, 0xbf,
-	0xef, 0x9b, 0x61, 0xd8, 0xd3, 0xf9, 0xb2, 0xc6, 0x58, 0x69, 0x98, 0x63, 0xa5, 0xe2, 0xfa, 0x20,
-	0x45, 0x0d, 0x07, 0x31, 0xd6, 0x28, 0xb5, 0x8a, 0xca, 0x8a, 0x34, 0x79, 0x3b, 0xad, 0x25, 0xb2,
-	0x96, 0xc8, 0x5a, 0x76, 0x77, 0x32, 0xca, 0xc8, 0x18, 0xe2, 0xf6, 0xab, 0xf3, 0xee, 0x5e, 0x8f,
-	0x2b, 0xa1, 0x82, 0xc2, 0xe2, 0xc2, 0xef, 0x0e, 0xbb, 0x77, 0xdc, 0xf2, 0x3f, 0x95, 0x1c, 0x34,
-	0x9e, 0x98, 0x9d, 0x77, 0xc8, 0x18, 0xe5, 0xfc, 0xb4, 0x73, 0xfa, 0xce, 0x9e, 0xb3, 0x7f, 0xfb,
-	0xf9, 0xe3, 0xe8, 0xba, 0xe4, 0xa8, 0xfb, 0xe3, 0xc8, 0xbd, 0xf8, 0xf9, 0x64, 0x90, 0x4c, 0x28,
-	0xe7, 0x7f, 0x10, 0x12, 0x9b, 0x0d, 0x62, 0xf8, 0xff, 0x08, 0x89, 0x8d, 0x45, 0xf8, 0x6c, 0x5c,
-	0xc2, 0x32, 0x27, 0xe0, 0xfe, 0xad, 0x3d, 0x67, 0x7f, 0x92, 0x6c, 0x64, 0x38, 0xb5, 0xa5, 0xa7,
-	0x15, 0x82, 0xc6, 0x8f, 0x86, 0xe7, 0x3d, 0x64, 0xa3, 0x8e, 0x6c, 0x0a, 0x4f, 0x12, 0xab, 0xda,
-	0x39, 0x14, 0xb4, 0x90, 0xda, 0xb4, 0x70, 0x13, 0xab, 0xc2, 0x05, 0xbb, 0xdf, 0x3b, 0xf9, 0x3b,
-	0xd4, 0xc0, 0x41, 0xc3, 0x56, 0x8c, 0xcf, 0xc6, 0x05, 0x49, 0xd1, 0x2e, 0x86, 0x5d, 0x1b, 0x2b,
-	0xdb, 0x4d, 0x83, 0xa9, 0x12, 0x1a, 0x37, 0x3d, 0xad, 0xf4, 0x3c, 0xe6, 0xe6, 0x94, 0x91, 0xef,
-	0x9a, 0xb1, 0xf9, 0x0e, 0x3f, 0xb0, 0x07, 0xbd, 0xd8, 0x29, 0x15, 0x85, 0x50, 0x4a, 0x90, 0xdc,
-	0x1a, 0x1c, 0x30, 0x36, 0xbb, 0x72, 0xd9, 0xec, 0xde, 0x24, 0x3c, 0x67, 0x77, 0x0c, 0xf0, 0x35,
-	0x09, 0x79, 0x42, 0x94, 0x7b, 0x8f, 0xd8, 0xb8, 0x24, 0xca, 0x4f, 0x05, 0x37, 0x24, 0x37, 0x19,
-	0xb5, 0xf2, 0x15, 0xef, 0x25, 0x0c, 0xff, 0x4d, 0xa8, 0x21, 0x07, 0xce, 0x2b, 0x54, 0xca, 0x9e,
-	0xa1, 0x37, 0xe9, 0xdd, 0xa0, 0xfb, 0xd7, 0x0d, 0x1e, 0xb2, 0xbb, 0x26, 0xf9, 0x2d, 0x42, 0x8d,
-	0x37, 0x8a, 0x3e, 0x7a, 0x79, 0xb1, 0x0a, 0x9c, 0xcb, 0x55, 0xe0, 0xfc, 0x5a, 0x05, 0xce, 0xb7,
-	0x75, 0x30, 0xb8, 0x5c, 0x07, 0x83, 0x1f, 0xeb, 0x60, 0xf0, 0xf5, 0x59, 0x26, 0xf4, 0xd9, 0x22,
-	0x8d, 0x66, 0x54, 0xc4, 0x6f, 0xbe, 0x7c, 0x3e, 0x7e, 0x8f, 0xba, 0xa1, 0x6a, 0x1e, 0xcf, 0xce,
-	0x40, 0xc8, 0xf8, 0xfc, 0xea, 0x59, 0xeb, 0x65, 0x89, 0x2a, 0x1d, 0x99, 0xe7, 0xfc, 0xe2, 0x77,
-	0x00, 0x00, 0x00, 0xff, 0xff, 0xa8, 0x67, 0x6b, 0x55, 0x42, 0x03, 0x00, 0x00,
+	// 462 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x9c, 0x93, 0xdf, 0x6a, 0xd4, 0x40,
+	0x14, 0xc6, 0x37, 0x6b, 0xd8, 0x65, 0x8f, 0x28, 0x18, 0xab, 0x86, 0x22, 0x69, 0xcd, 0x85, 0xf4,
+	0x42, 0x13, 0xaa, 0x4f, 0xd0, 0x5d, 0x2b, 0xf8, 0xaf, 0x94, 0x88, 0x82, 0xde, 0x94, 0xb3, 0x99,
+	0xc3, 0x36, 0x6c, 0x92, 0x13, 0x32, 0xb3, 0xd9, 0xee, 0x95, 0xaf, 0xe0, 0xbb, 0xf8, 0x12, 0xbd,
+	0xec, 0xa5, 0x78, 0x51, 0x64, 0xf7, 0x45, 0x24, 0x93, 0xd9, 0x9a, 0x42, 0x17, 0xc4, 0xab, 0xcc,
+	0x37, 0xf3, 0xe5, 0xf7, 0x7d, 0x73, 0x48, 0xe0, 0xc9, 0x74, 0x51, 0x51, 0x28, 0x15, 0x4e, 0xa9,
+	0x94, 0x61, 0xb5, 0x3f, 0x26, 0x85, 0xfb, 0x21, 0x55, 0x94, 0x2b, 0x19, 0x14, 0x25, 0x2b, 0x76,
+	0xb6, 0x6a, 0x4b, 0x60, 0x2c, 0x81, 0xb1, 0x6c, 0x6f, 0x4d, 0x78, 0xc2, 0xda, 0x10, 0xd6, 0xab,
+	0xc6, 0xbb, 0x7d, 0x33, 0xae, 0xc0, 0x12, 0x33, 0x83, 0xf3, 0x7f, 0x58, 0x70, 0xef, 0xb0, 0xe6,
+	0x7f, 0x2a, 0x04, 0x2a, 0x3a, 0xd6, 0x67, 0xce, 0x01, 0x00, 0xa7, 0xe2, 0xa4, 0x71, 0xba, 0xd6,
+	0xae, 0xb5, 0x77, 0xfb, 0xc5, 0xe3, 0xe0, 0xa6, 0xe4, 0xa0, 0x79, 0x63, 0x68, 0x9f, 0x5f, 0xee,
+	0x74, 0xa2, 0x01, 0xa7, 0xe2, 0x2f, 0x22, 0xa7, 0xf9, 0x1a, 0xd1, 0xfd, 0x77, 0x44, 0x4e, 0x73,
+	0x83, 0x70, 0xa1, 0x5f, 0xe0, 0x22, 0x65, 0x14, 0xee, 0xad, 0x5d, 0x6b, 0x6f, 0x10, 0xad, 0xa5,
+	0x3f, 0x32, 0xa5, 0x47, 0x25, 0xa1, 0xa2, 0x8f, 0x9a, 0xe7, 0x3c, 0x84, 0x5e, 0x43, 0xd6, 0x85,
+	0x07, 0x91, 0x51, 0xf5, 0x3e, 0x66, 0x3c, 0xcb, 0x95, 0x6e, 0x61, 0x47, 0x46, 0xf9, 0x33, 0xb8,
+	0xdf, 0xba, 0xf9, 0x07, 0x52, 0x28, 0x50, 0xe1, 0x46, 0x8c, 0x0b, 0xfd, 0x8c, 0xf3, 0xa4, 0x3e,
+	0xe8, 0x36, 0x6d, 0x8c, 0xac, 0x4f, 0xe6, 0x34, 0x96, 0x89, 0xa2, 0x75, 0x4f, 0x23, 0x1d, 0x07,
+	0xec, 0x94, 0x27, 0xec, 0xda, 0x7a, 0x5b, 0xaf, 0xfd, 0x6f, 0xf0, 0xa0, 0x15, 0x3b, 0xe2, 0x2c,
+	0x4b, 0xa4, 0x4c, 0x38, 0xdf, 0x18, 0x7c, 0x04, 0x10, 0x5f, 0xb9, 0x9a, 0xec, 0x61, 0x50, 0xcf,
+	0xea, 0xd7, 0xe5, 0xce, 0xd3, 0x49, 0xa2, 0x4e, 0x67, 0xe3, 0x20, 0xe6, 0x2c, 0x8c, 0x59, 0x66,
+	0x2c, 0xcd, 0xe3, 0xb9, 0x14, 0xd3, 0x50, 0x2d, 0x0a, 0x92, 0xc1, 0x2b, 0x8a, 0xa3, 0x16, 0xc1,
+	0x3f, 0x83, 0x3b, 0xba, 0xc0, 0x5b, 0x4e, 0xf2, 0x63, 0xe6, 0xd4, 0x79, 0x04, 0xfd, 0x82, 0x39,
+	0x3d, 0x49, 0x84, 0x4e, 0xb6, 0xa3, 0x5e, 0x2d, 0xdf, 0x88, 0x56, 0xa3, 0xee, 0xb5, 0x46, 0x1e,
+	0x40, 0x85, 0x29, 0x0a, 0x51, 0x92, 0x94, 0xe6, 0xce, 0xad, 0x9d, 0xd6, 0xc4, 0xed, 0x6b, 0x13,
+	0x3f, 0x80, 0xbb, 0x3a, 0xf9, 0x3d, 0x61, 0x45, 0xff, 0x15, 0x3d, 0x7c, 0x7d, 0xbe, 0xf4, 0xac,
+	0x8b, 0xa5, 0x67, 0xfd, 0x5e, 0x7a, 0xd6, 0xf7, 0x95, 0xd7, 0xb9, 0x58, 0x79, 0x9d, 0x9f, 0x2b,
+	0xaf, 0xf3, 0xf5, 0x59, 0x6b, 0x14, 0xef, 0xbe, 0x7c, 0x3e, 0x3c, 0x22, 0x35, 0xe7, 0x72, 0x1a,
+	0xc6, 0xa7, 0x98, 0xe4, 0xe1, 0xd9, 0xd5, 0x6f, 0xa0, 0x87, 0x32, 0xee, 0xe9, 0xcf, 0xff, 0xe5,
+	0x9f, 0x00, 0x00, 0x00, 0xff, 0xff, 0x69, 0xd7, 0xac, 0xc1, 0x72, 0x03, 0x00, 0x00,
 }
 
 func (m *EventUpdateParams) Marshal() (dAtA []byte, err error) {
@@ -603,13 +599,16 @@ func (m *EventUpdateCommission) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 	_ = i
 	var l int
 	_ = l
-	if len(m.Commission) > 0 {
-		i -= len(m.Commission)
-		copy(dAtA[i:], m.Commission)
-		i = encodeVarintEvents(dAtA, i, uint64(len(m.Commission)))
-		i--
-		dAtA[i] = 0x12
+	{
+		size := m.Commission.Size()
+		i -= size
+		if _, err := m.Commission.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintEvents(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0x12
 	if len(m.Staker) > 0 {
 		i -= len(m.Staker)
 		copy(dAtA[i:], m.Staker)
@@ -781,10 +780,8 @@ func (m *EventUpdateCommission) Size() (n int) {
 	if l > 0 {
 		n += 1 + l + sovEvents(uint64(l))
 	}
-	l = len(m.Commission)
-	if l > 0 {
-		n += 1 + l + sovEvents(uint64(l))
-	}
+	l = m.Commission.Size()
+	n += 1 + l + sovEvents(uint64(l))
 	return n
 }
 
@@ -1351,7 +1348,9 @@ func (m *EventUpdateCommission) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Commission = string(dAtA[iNdEx:postIndex])
+			if err := m.Commission.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
diff --git a/x/stakers/types/keys.go b/x/stakers/types/keys.go
index 01295ead..0e3c4084 100644
--- a/x/stakers/types/keys.go
+++ b/x/stakers/types/keys.go
@@ -2,6 +2,7 @@ package types
 
 import (
 	"github.com/KYVENetwork/chain/util"
+	sdk "github.com/cosmos/cosmos-sdk/types"
 )
 
 const (
@@ -59,10 +60,9 @@ var (
 	QUEUE_IDENTIFIER_LEAVE      QUEUE_IDENTIFIER = []byte{30, 3}
 )
 
-const (
-	MaxStakers        = 50
-	DefaultCommission = "0.9"
-)
+const MaxStakers = 50
+
+var DefaultCommission = sdk.MustNewDecFromStr("0.9")
 
 // StakerKey returns the store Key to retrieve a Staker from the index fields
 func StakerKey(staker string) []byte {
diff --git a/x/stakers/types/message_update_commission.go b/x/stakers/types/message_update_commission.go
index bf8dd513..e8fb1aed 100644
--- a/x/stakers/types/message_update_commission.go
+++ b/x/stakers/types/message_update_commission.go
@@ -2,39 +2,28 @@ package types
 
 import (
 	"cosmossdk.io/errors"
+	"github.com/KYVENetwork/chain/util"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	errorsTypes "github.com/cosmos/cosmos-sdk/types/errors"
 )
 
-const TypeMsgUpdateCommission = "update_commission"
-
 var _ sdk.Msg = &MsgUpdateCommission{}
 
-func (msg *MsgUpdateCommission) Route() string {
-	return RouterKey
-}
-
-func (msg *MsgUpdateCommission) Type() string {
-	return TypeMsgUpdateCommission
-}
-
+// GetSigners returns the expected signers for a MsgUpdateCommission message.
 func (msg *MsgUpdateCommission) GetSigners() []sdk.AccAddress {
-	creator, err := sdk.AccAddressFromBech32(msg.Creator)
-	if err != nil {
-		panic(err)
-	}
-	return []sdk.AccAddress{creator}
-}
-
-func (msg *MsgUpdateCommission) GetSignBytes() []byte {
-	bz := ModuleCdc.MustMarshalJSON(msg)
-	return sdk.MustSortJSON(bz)
+	validator, _ := sdk.AccAddressFromBech32(msg.Creator)
+	return []sdk.AccAddress{validator}
 }
 
+// ValidateBasic does a sanity check on the provided data.
 func (msg *MsgUpdateCommission) ValidateBasic() error {
-	_, err := sdk.AccAddressFromBech32(msg.Creator)
-	if err != nil {
-		return errors.Wrapf(errorsTypes.ErrInvalidAddress, "invalid creator address (%s)", err)
+	if _, err := sdk.AccAddressFromBech32(msg.Creator); err != nil {
+		return errors.Wrapf(errorsTypes.ErrInvalidAddress, "invalid validator address: %s", err)
 	}
+
+	if util.ValidatePercentage(msg.Commission) != nil {
+		return errors.Wrapf(errorsTypes.ErrInvalidRequest, "invalid commission")
+	}
+
 	return nil
 }
diff --git a/x/stakers/types/stakers.pb.go b/x/stakers/types/stakers.pb.go
index 11d4cc75..879a0ceb 100644
--- a/x/stakers/types/stakers.pb.go
+++ b/x/stakers/types/stakers.pb.go
@@ -5,6 +5,8 @@ package types
 
 import (
 	fmt "fmt"
+	github_com_cosmos_cosmos_sdk_types "github.com/cosmos/cosmos-sdk/types"
+	_ "github.com/cosmos/gogoproto/gogoproto"
 	proto "github.com/gogo/protobuf/proto"
 	io "io"
 	math "math"
@@ -28,7 +30,7 @@ type Staker struct {
 	// address ...
 	Address string `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
 	// commission ...
-	Commission string `protobuf:"bytes,2,opt,name=commission,proto3" json:"commission,omitempty"`
+	Commission github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,2,opt,name=commission,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"commission"`
 	// moniker ...
 	Moniker string `protobuf:"bytes,3,opt,name=moniker,proto3" json:"moniker,omitempty"`
 	// website ...
@@ -77,13 +79,6 @@ func (m *Staker) GetAddress() string {
 	return ""
 }
 
-func (m *Staker) GetCommission() string {
-	if m != nil {
-		return m.Commission
-	}
-	return ""
-}
-
 func (m *Staker) GetMoniker() string {
 	if m != nil {
 		return m.Moniker
@@ -204,7 +199,7 @@ type CommissionChangeEntry struct {
 	Staker string `protobuf:"bytes,2,opt,name=staker,proto3" json:"staker,omitempty"`
 	// commission is the new commission which will
 	// be applied after the waiting time is over.
-	Commission string `protobuf:"bytes,3,opt,name=commission,proto3" json:"commission,omitempty"`
+	Commission github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,3,opt,name=commission,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"commission"`
 	// creation_date is the UNIX-timestamp in seconds
 	// when the entry was created.
 	CreationDate int64 `protobuf:"varint,4,opt,name=creation_date,json=creationDate,proto3" json:"creation_date,omitempty"`
@@ -257,13 +252,6 @@ func (m *CommissionChangeEntry) GetStaker() string {
 	return ""
 }
 
-func (m *CommissionChangeEntry) GetCommission() string {
-	if m != nil {
-		return m.Commission
-	}
-	return ""
-}
-
 func (m *CommissionChangeEntry) GetCreationDate() int64 {
 	if m != nil {
 		return m.CreationDate
@@ -421,34 +409,37 @@ func init() {
 }
 
 var fileDescriptor_d209d1a2a74d375d = []byte{
-	// 429 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x9c, 0x92, 0x41, 0x8b, 0xd3, 0x40,
-	0x14, 0xc7, 0x9b, 0x6d, 0xb7, 0xbb, 0x7d, 0xa8, 0x87, 0x61, 0xd5, 0x80, 0x6c, 0x90, 0x7a, 0xf1,
-	0x20, 0x0d, 0x8b, 0xdf, 0xc0, 0x75, 0xc5, 0x45, 0x11, 0xed, 0xc2, 0x82, 0x5e, 0xca, 0x34, 0x79,
-	0x24, 0x43, 0xa7, 0xf3, 0x42, 0x66, 0x92, 0x6c, 0xc1, 0x4f, 0xe0, 0xc9, 0x83, 0x1f, 0xca, 0xe3,
-	0x1e, 0x3d, 0x4a, 0xfb, 0x45, 0x64, 0x26, 0x93, 0x12, 0x11, 0x44, 0xbc, 0xe5, 0xff, 0xff, 0xcf,
-	0xcb, 0xfc, 0xde, 0x9f, 0x81, 0xe9, 0x6a, 0x53, 0x63, 0xac, 0x0d, 0x5f, 0x61, 0xa9, 0xe3, 0xfa,
-	0x6c, 0x89, 0x86, 0x9f, 0x75, 0x7a, 0x56, 0x94, 0x64, 0x88, 0x9d, 0xd8, 0x33, 0xb3, 0xce, 0xf3,
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-	0x02, 0x00, 0x00, 0xff, 0xff, 0x0b, 0x34, 0x43, 0xbf, 0x03, 0x03, 0x00, 0x00,
+	// 475 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xa4, 0x53, 0xdd, 0x6a, 0xd4, 0x40,
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+	0x95, 0xe7, 0xfc, 0x5e, 0x79, 0xce, 0xb7, 0xb5, 0xd7, 0xb9, 0x5e, 0x7b, 0x9d, 0x9f, 0x6b, 0xaf,
+	0xf3, 0xe5, 0x55, 0x2b, 0xba, 0xf7, 0x9f, 0x2f, 0x4e, 0xce, 0x50, 0x2f, 0xa8, 0xcc, 0x82, 0x28,
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+	0x00, 0xff, 0xff, 0xbc, 0x83, 0xaf, 0xf4, 0x79, 0x03, 0x00, 0x00,
 }
 
 func (m *Staker) Marshal() (dAtA []byte, err error) {
@@ -492,13 +483,16 @@ func (m *Staker) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 		i--
 		dAtA[i] = 0x1a
 	}
-	if len(m.Commission) > 0 {
-		i -= len(m.Commission)
-		copy(dAtA[i:], m.Commission)
-		i = encodeVarintStakers(dAtA, i, uint64(len(m.Commission)))
-		i--
-		dAtA[i] = 0x12
+	{
+		size := m.Commission.Size()
+		i -= size
+		if _, err := m.Commission.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintStakers(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0x12
 	if len(m.Address) > 0 {
 		i -= len(m.Address)
 		copy(dAtA[i:], m.Address)
@@ -591,13 +585,16 @@ func (m *CommissionChangeEntry) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 		i--
 		dAtA[i] = 0x20
 	}
-	if len(m.Commission) > 0 {
-		i -= len(m.Commission)
-		copy(dAtA[i:], m.Commission)
-		i = encodeVarintStakers(dAtA, i, uint64(len(m.Commission)))
-		i--
-		dAtA[i] = 0x1a
+	{
+		size := m.Commission.Size()
+		i -= size
+		if _, err := m.Commission.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintStakers(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0x1a
 	if len(m.Staker) > 0 {
 		i -= len(m.Staker)
 		copy(dAtA[i:], m.Staker)
@@ -712,10 +709,8 @@ func (m *Staker) Size() (n int) {
 	if l > 0 {
 		n += 1 + l + sovStakers(uint64(l))
 	}
-	l = len(m.Commission)
-	if l > 0 {
-		n += 1 + l + sovStakers(uint64(l))
-	}
+	l = m.Commission.Size()
+	n += 1 + l + sovStakers(uint64(l))
 	l = len(m.Moniker)
 	if l > 0 {
 		n += 1 + l + sovStakers(uint64(l))
@@ -770,10 +765,8 @@ func (m *CommissionChangeEntry) Size() (n int) {
 	if l > 0 {
 		n += 1 + l + sovStakers(uint64(l))
 	}
-	l = len(m.Commission)
-	if l > 0 {
-		n += 1 + l + sovStakers(uint64(l))
-	}
+	l = m.Commission.Size()
+	n += 1 + l + sovStakers(uint64(l))
 	if m.CreationDate != 0 {
 		n += 1 + sovStakers(uint64(m.CreationDate))
 	}
@@ -914,7 +907,9 @@ func (m *Staker) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Commission = string(dAtA[iNdEx:postIndex])
+			if err := m.Commission.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		case 3:
 			if wireType != 2 {
@@ -1315,7 +1310,9 @@ func (m *CommissionChangeEntry) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Commission = string(dAtA[iNdEx:postIndex])
+			if err := m.Commission.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		case 4:
 			if wireType != 0 {
diff --git a/x/stakers/types/tx.pb.go b/x/stakers/types/tx.pb.go
index 5058724c..3dede3d2 100644
--- a/x/stakers/types/tx.pb.go
+++ b/x/stakers/types/tx.pb.go
@@ -7,6 +7,8 @@ import (
 	context "context"
 	fmt "fmt"
 	_ "github.com/cosmos/cosmos-proto"
+	github_com_cosmos_cosmos_sdk_types "github.com/cosmos/cosmos-sdk/types"
+	_ "github.com/cosmos/gogoproto/gogoproto"
 	grpc1 "github.com/gogo/protobuf/grpc"
 	proto "github.com/gogo/protobuf/proto"
 	grpc "google.golang.org/grpc"
@@ -235,7 +237,7 @@ type MsgUpdateCommission struct {
 	// creator ...
 	Creator string `protobuf:"bytes,1,opt,name=creator,proto3" json:"creator,omitempty"`
 	// commission ...
-	Commission string `protobuf:"bytes,2,opt,name=commission,proto3" json:"commission,omitempty"`
+	Commission github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,2,opt,name=commission,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"commission"`
 }
 
 func (m *MsgUpdateCommission) Reset()         { *m = MsgUpdateCommission{} }
@@ -278,13 +280,6 @@ func (m *MsgUpdateCommission) GetCreator() string {
 	return ""
 }
 
-func (m *MsgUpdateCommission) GetCommission() string {
-	if m != nil {
-		return m.Commission
-	}
-	return ""
-}
-
 // MsgUpdateCommissionResponse ...
 type MsgUpdateCommissionResponse struct {
 }
@@ -634,43 +629,46 @@ func init() {
 func init() { proto.RegisterFile("kyve/stakers/v1beta1/tx.proto", fileDescriptor_f52b730e69b9fb06) }
 
 var fileDescriptor_f52b730e69b9fb06 = []byte{
-	// 568 bytes of a gzipped FileDescriptorProto
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-	0x89, 0xab, 0x3b, 0x78, 0xd9, 0x05, 0x00, 0x00,
+	// 613 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x9c, 0x55, 0xcb, 0x6e, 0xd3, 0x4c,
+	0x18, 0x8d, 0xff, 0x46, 0xed, 0x9f, 0x8f, 0x8a, 0x8b, 0x09, 0xad, 0xeb, 0xaa, 0x6e, 0xb1, 0x54,
+	0x68, 0x11, 0xb1, 0x15, 0x90, 0xd8, 0x37, 0x01, 0x24, 0x2e, 0xae, 0x2a, 0x57, 0x20, 0x2e, 0x8b,
+	0x6a, 0x62, 0x8f, 0x1c, 0x93, 0xd8, 0x63, 0x79, 0x26, 0x69, 0xb2, 0xe2, 0x15, 0x78, 0x18, 0x1e,
+	0xa2, 0xcb, 0x8a, 0x15, 0x62, 0x51, 0xa1, 0x44, 0xe2, 0x39, 0x90, 0x6f, 0x13, 0x27, 0xcd, 0x4d,
+	0xac, 0xe2, 0x6f, 0xbe, 0x33, 0xe7, 0x9c, 0x99, 0x39, 0x33, 0x81, 0x9d, 0x56, 0xbf, 0x8b, 0x75,
+	0xca, 0x50, 0x0b, 0x87, 0x54, 0xef, 0x56, 0x1b, 0x98, 0xa1, 0xaa, 0xce, 0x7a, 0x5a, 0x10, 0x12,
+	0x46, 0xc4, 0x72, 0xd4, 0xd6, 0xd2, 0xb6, 0x96, 0xb6, 0xe5, 0x2d, 0x8b, 0x50, 0x8f, 0xd0, 0xb3,
+	0x18, 0xa3, 0x27, 0x45, 0x32, 0x41, 0x2e, 0x3b, 0xc4, 0x21, 0xc9, 0x78, 0xf4, 0x95, 0x8c, 0xaa,
+	0x75, 0xb8, 0x65, 0x50, 0xa7, 0x1e, 0x62, 0xc4, 0xf0, 0x69, 0x4c, 0x26, 0x4a, 0xb0, 0x66, 0x45,
+	0x35, 0x09, 0x25, 0x61, 0x4f, 0x38, 0x28, 0x99, 0x59, 0x29, 0x6e, 0xc0, 0x2a, 0xf2, 0x48, 0xc7,
+	0x67, 0xd2, 0x7f, 0x7b, 0xc2, 0x41, 0xd1, 0x4c, 0x2b, 0x75, 0x0b, 0x36, 0x27, 0x48, 0x4c, 0x4c,
+	0x03, 0xe2, 0x53, 0xac, 0x76, 0xe0, 0x8e, 0x41, 0x9d, 0x77, 0x81, 0x8d, 0x18, 0x36, 0x30, 0x43,
+	0x36, 0x62, 0x68, 0x8e, 0x82, 0x04, 0x6b, 0x1e, 0xf1, 0xdd, 0x16, 0x0e, 0x63, 0x89, 0x92, 0x99,
+	0x95, 0x51, 0xe7, 0x1c, 0x37, 0xa8, 0xcb, 0xb0, 0xb4, 0x92, 0x74, 0xd2, 0x52, 0x14, 0xa1, 0xd8,
+	0x26, 0x0e, 0x91, 0x8a, 0xf1, 0x70, 0xfc, 0xad, 0x6e, 0xc3, 0xd6, 0x35, 0x59, 0xee, 0xe9, 0x2b,
+	0xdc, 0xe5, 0xcd, 0x3a, 0xf1, 0x3c, 0x97, 0x52, 0x97, 0xf8, 0x73, 0x5c, 0x1d, 0x03, 0x58, 0x1c,
+	0x97, 0x18, 0xab, 0x69, 0x17, 0x57, 0xbb, 0x85, 0x5f, 0x57, 0xbb, 0x0f, 0x1c, 0x97, 0x35, 0x3b,
+	0x0d, 0xcd, 0x22, 0x5e, 0xba, 0xdf, 0xe9, 0x4f, 0x85, 0xda, 0x2d, 0x9d, 0xf5, 0x03, 0x4c, 0xb5,
+	0xe7, 0xd8, 0x32, 0x73, 0x0c, 0xea, 0x0e, 0x6c, 0x4f, 0x31, 0xc0, 0xfd, 0xf5, 0xe0, 0x86, 0x41,
+	0x9d, 0xd7, 0xc4, 0xf5, 0x4f, 0x08, 0x69, 0xcf, 0xf1, 0xb5, 0x09, 0x6b, 0x01, 0x21, 0xed, 0x33,
+	0xd7, 0xce, 0x0e, 0x24, 0x2a, 0x5f, 0xd9, 0xa2, 0x02, 0xd0, 0x45, 0x6d, 0x64, 0xdb, 0x21, 0xa6,
+	0x34, 0xdd, 0xaf, 0xdc, 0x48, 0xee, 0x20, 0x8b, 0x63, 0x07, 0x79, 0x2f, 0xde, 0x99, 0x4c, 0x99,
+	0x1b, 0x3a, 0x82, 0x75, 0x83, 0x3a, 0x6f, 0x31, 0xea, 0xe2, 0x7f, 0x74, 0xa4, 0x6e, 0x40, 0x39,
+	0x4f, 0xc1, 0xa9, 0xad, 0x38, 0x7f, 0xc9, 0x56, 0x9c, 0xa0, 0x10, 0x79, 0x54, 0x7c, 0x06, 0x25,
+	0xd4, 0x61, 0x4d, 0x12, 0xba, 0xac, 0x9f, 0xf0, 0xd7, 0xa4, 0x1f, 0xdf, 0x2b, 0xe5, 0x34, 0xcd,
+	0x47, 0xc9, 0x1a, 0x4e, 0x59, 0xe8, 0xfa, 0x8e, 0x39, 0x82, 0x46, 0xae, 0x02, 0xd4, 0x6f, 0x13,
+	0x64, 0x67, 0xd9, 0x49, 0xcb, 0x34, 0x9f, 0x79, 0x91, 0x4c, 0xff, 0xc9, 0x9f, 0x22, 0xac, 0x18,
+	0xd4, 0x11, 0x6d, 0x58, 0x1f, 0xbb, 0x04, 0xfb, 0xda, 0xb4, 0xfb, 0xa5, 0x4d, 0xc4, 0x5c, 0xae,
+	0x2c, 0x05, 0xcb, 0xd4, 0xc4, 0x2f, 0x70, 0x73, 0xe2, 0x2a, 0x3c, 0x9c, 0x49, 0x30, 0x0e, 0x94,
+	0xf5, 0x25, 0x81, 0x5c, 0x2b, 0x80, 0xdb, 0xd7, 0x22, 0x7e, 0xb8, 0x80, 0x64, 0x04, 0x95, 0xab,
+	0x4b, 0x43, 0xb9, 0xe2, 0x07, 0xf8, 0x9f, 0x87, 0xf6, 0xfe, 0xcc, 0xe9, 0x19, 0x44, 0x3e, 0x5c,
+	0x08, 0xe1, 0xcc, 0x9f, 0xa1, 0x34, 0x4a, 0x9f, 0x3a, 0x73, 0x1e, 0xc7, 0xc8, 0x8f, 0x16, 0x63,
+	0x38, 0xb9, 0x0d, 0xeb, 0x63, 0xf9, 0xdb, 0x5f, 0xb0, 0xf2, 0x04, 0x36, 0xe7, 0xe8, 0xa7, 0x05,
+	0xad, 0xf6, 0xf2, 0x62, 0xa0, 0x08, 0x97, 0x03, 0x45, 0xf8, 0x3d, 0x50, 0x84, 0x6f, 0x43, 0xa5,
+	0x70, 0x39, 0x54, 0x0a, 0x3f, 0x87, 0x4a, 0xe1, 0xd3, 0xe3, 0xdc, 0x0b, 0xf2, 0xe6, 0xe3, 0xfb,
+	0x17, 0xc7, 0x98, 0x9d, 0x93, 0xb0, 0xa5, 0x5b, 0x4d, 0xe4, 0xfa, 0x7a, 0x8f, 0xff, 0x05, 0xc4,
+	0x6f, 0x49, 0x63, 0x35, 0x7e, 0xb7, 0x9f, 0xfe, 0x0d, 0x00, 0x00, 0xff, 0xff, 0x8b, 0x5f, 0x6e,
+	0x89, 0x1f, 0x06, 0x00, 0x00,
 }
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -1099,13 +1097,16 @@ func (m *MsgUpdateCommission) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 	_ = i
 	var l int
 	_ = l
-	if len(m.Commission) > 0 {
-		i -= len(m.Commission)
-		copy(dAtA[i:], m.Commission)
-		i = encodeVarintTx(dAtA, i, uint64(len(m.Commission)))
-		i--
-		dAtA[i] = 0x12
+	{
+		size := m.Commission.Size()
+		i -= size
+		if _, err := m.Commission.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintTx(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0x12
 	if len(m.Creator) > 0 {
 		i -= len(m.Creator)
 		copy(dAtA[i:], m.Creator)
@@ -1407,10 +1408,8 @@ func (m *MsgUpdateCommission) Size() (n int) {
 	if l > 0 {
 		n += 1 + l + sovTx(uint64(l))
 	}
-	l = len(m.Commission)
-	if l > 0 {
-		n += 1 + l + sovTx(uint64(l))
-	}
+	l = m.Commission.Size()
+	n += 1 + l + sovTx(uint64(l))
 	return n
 }
 
@@ -1982,7 +1981,9 @@ func (m *MsgUpdateCommission) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Commission = string(dAtA[iNdEx:postIndex])
+			if err := m.Commission.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex

From dfa52bf7af8186d20f359bde92189460b9cec95b Mon Sep 17 00:00:00 2001
From: John Letey <john@kyve.network>
Date: Thu, 23 Mar 2023 12:11:53 +0100
Subject: [PATCH 4/6] chore: update changelog

---
 CHANGELOG.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index e3f521b9..c43b0598 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -26,7 +26,7 @@
 
 - (`x/bundles`) [#19](https://github.com/KYVENetwork/chain/pull/19) Migrate `NetworkFee` param to type `sdk.Dec`.
 - (`x/delegation`) [#19](https://github.com/KYVENetwork/chain/pull/19) Migrate `VoteSlash`, `UploadSlash`, `TimeoutSlash` params to type `sdk.Dec`.
-- (`x/stakers`) [#19](https://github.com/KYVENetwork/chain/pull/19) Migrate protocol validator `Commission` to type `sdk.Dec`.
+- (`x/stakers`) [#19](https://github.com/KYVENetwork/chain/pull/19) Migrate `Commission` to type `sdk.Dec`.
 
 ## [v1.0.0](https://github.com/KYVENetwork/chain/releases/tag/v1.0.0) - 2023-03-10
 

From 96405fb5476c33f3aa7b8754796fef25795a41a0 Mon Sep 17 00:00:00 2001
From: mbreithecker <m@breithecker.de>
Date: Fri, 24 Mar 2023 17:28:34 +0100
Subject: [PATCH 5/6] fix(`2.2.7`): set commission during staker creation and
 set default commission to a more appropriate value

---
 proto/kyve/stakers/v1beta1/tx.proto           |  12 +-
 .../cli/{tx_stake.go => tx_create_staker.go}  |  15 +-
 x/stakers/keeper/msg_server_create_staker.go  |   7 +-
 .../keeper/msg_server_create_staker_test.go   |  13 +-
 x/stakers/types/keys.go                       |   2 +-
 x/stakers/types/message_create_staker.go      |   8 ++
 x/stakers/types/tx.pb.go                      | 133 ++++++++++++------
 7 files changed, 133 insertions(+), 57 deletions(-)
 rename x/stakers/client/cli/{tx_stake.go => tx_create_staker.go} (71%)

diff --git a/proto/kyve/stakers/v1beta1/tx.proto b/proto/kyve/stakers/v1beta1/tx.proto
index cda550d1..1f4e2b30 100644
--- a/proto/kyve/stakers/v1beta1/tx.proto
+++ b/proto/kyve/stakers/v1beta1/tx.proto
@@ -25,12 +25,18 @@ service Msg {
   rpc UpdateParams(MsgUpdateParams) returns (MsgUpdateParamsResponse);
 }
 
-// MsgStakePool defines a SDK message for staking in a pool.
+// MsgCreateStaker defines a SDK message for creating a staker
 message MsgCreateStaker {
-  // creator ...
+  // creator is the address of the staker
   string creator = 1;
-  // amount ...
+  // amount is the initial self-stake to create the staker with
   uint64 amount = 2;
+  // commission is a number between 0 and 1 specifying the percentage that is deducted from the rewards
+  // before distributing the rest to the delegators.
+  string commission = 3 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 }
 
 // MsgStakePoolResponse defines the Msg/StakePool response type.
diff --git a/x/stakers/client/cli/tx_stake.go b/x/stakers/client/cli/tx_create_staker.go
similarity index 71%
rename from x/stakers/client/cli/tx_stake.go
rename to x/stakers/client/cli/tx_create_staker.go
index 310dab85..2b12fadb 100644
--- a/x/stakers/client/cli/tx_stake.go
+++ b/x/stakers/client/cli/tx_create_staker.go
@@ -5,29 +5,36 @@ import (
 	"github.com/cosmos/cosmos-sdk/client"
 	"github.com/cosmos/cosmos-sdk/client/flags"
 	"github.com/cosmos/cosmos-sdk/client/tx"
+	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/spf13/cast"
 	"github.com/spf13/cobra"
 )
 
 func CmdCreateStaker() *cobra.Command {
 	cmd := &cobra.Command{
-		Use:   "create-staker [amount]",
+		Use:   "create-staker [amount] [commission]",
 		Short: "Broadcast message create-staker",
-		Args:  cobra.ExactArgs(1),
+		Args:  cobra.ExactArgs(2),
 		RunE: func(cmd *cobra.Command, args []string) (err error) {
 			argAmount, err := cast.ToUint64E(args[0])
 			if err != nil {
 				return err
 			}
 
+			argCommission, err := sdk.NewDecFromStr(args[1])
+			if err != nil {
+				return err
+			}
+
 			clientCtx, err := client.GetClientTxContext(cmd)
 			if err != nil {
 				return err
 			}
 
 			msg := types.MsgCreateStaker{
-				Creator: clientCtx.GetFromAddress().String(),
-				Amount:  argAmount,
+				Creator:    clientCtx.GetFromAddress().String(),
+				Amount:     argAmount,
+				Commission: argCommission,
 			}
 
 			if err := msg.ValidateBasic(); err != nil {
diff --git a/x/stakers/keeper/msg_server_create_staker.go b/x/stakers/keeper/msg_server_create_staker.go
index 19599dea..7bd95860 100644
--- a/x/stakers/keeper/msg_server_create_staker.go
+++ b/x/stakers/keeper/msg_server_create_staker.go
@@ -15,7 +15,10 @@ import (
 // Every user can create a staker object with some stake. However,
 // only if self_delegation + delegation is large enough to join a pool the staker
 // is able to participate in the protocol
-func (k msgServer) CreateStaker(goCtx context.Context, msg *types.MsgCreateStaker) (*types.MsgCreateStakerResponse, error) {
+func (k msgServer) CreateStaker(
+	goCtx context.Context,
+	msg *types.MsgCreateStaker,
+) (*types.MsgCreateStakerResponse, error) {
 	ctx := sdk.UnwrapSDKContext(goCtx)
 
 	// Only create new stakers
@@ -26,7 +29,7 @@ func (k msgServer) CreateStaker(goCtx context.Context, msg *types.MsgCreateStake
 	// Create and append new staker to store
 	k.AppendStaker(ctx, types.Staker{
 		Address:    msg.Creator,
-		Commission: types.DefaultCommission,
+		Commission: msg.Commission,
 	})
 
 	// Perform initial self delegation
diff --git a/x/stakers/keeper/msg_server_create_staker_test.go b/x/stakers/keeper/msg_server_create_staker_test.go
index c8897310..cc933974 100644
--- a/x/stakers/keeper/msg_server_create_staker_test.go
+++ b/x/stakers/keeper/msg_server_create_staker_test.go
@@ -2,6 +2,7 @@ package keeper_test
 
 import (
 	delegationtypes "github.com/KYVENetwork/chain/x/delegation/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
 	. "github.com/onsi/ginkgo/v2"
 	. "github.com/onsi/gomega"
 
@@ -39,8 +40,9 @@ var _ = Describe("msg_server_create_staker.go", Ordered, func() {
 	It("Create a first new staker and delegate 100 $KYVE", func() {
 		// ACT
 		s.RunTxStakersSuccess(&stakerstypes.MsgCreateStaker{
-			Creator: i.STAKER_0,
-			Amount:  100 * i.KYVE,
+			Creator:    i.STAKER_0,
+			Amount:     100 * i.KYVE,
+			Commission: sdk.MustNewDecFromStr("0.2"),
 		})
 
 		// ASSERT
@@ -56,7 +58,7 @@ var _ = Describe("msg_server_create_staker.go", Ordered, func() {
 		Expect(staker.Address).To(Equal(i.STAKER_0))
 		Expect(s.App().DelegationKeeper.GetDelegationAmount(s.Ctx(), i.STAKER_0)).To(Equal(100 * i.KYVE))
 		Expect(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(Equal(100 * i.KYVE))
-		Expect(staker.Commission).To(Equal(types.DefaultCommission))
+		Expect(staker.Commission).To(Equal(sdk.MustNewDecFromStr("0.2")))
 
 		Expect(staker.Moniker).To(BeEmpty())
 		Expect(staker.Logo).To(BeEmpty())
@@ -68,8 +70,9 @@ var _ = Describe("msg_server_create_staker.go", Ordered, func() {
 	It("Do an additional 50 $KYVE self delegation after staker has already delegated 100 $KYVE", func() {
 		// ARRANGE
 		s.RunTxStakersSuccess(&stakerstypes.MsgCreateStaker{
-			Creator: i.STAKER_0,
-			Amount:  100 * i.KYVE,
+			Creator:    i.STAKER_0,
+			Amount:     100 * i.KYVE,
+			Commission: types.DefaultCommission,
 		})
 
 		// ACT
diff --git a/x/stakers/types/keys.go b/x/stakers/types/keys.go
index 0e3c4084..d025544f 100644
--- a/x/stakers/types/keys.go
+++ b/x/stakers/types/keys.go
@@ -62,7 +62,7 @@ var (
 
 const MaxStakers = 50
 
-var DefaultCommission = sdk.MustNewDecFromStr("0.9")
+var DefaultCommission = sdk.MustNewDecFromStr("0.1")
 
 // StakerKey returns the store Key to retrieve a Staker from the index fields
 func StakerKey(staker string) []byte {
diff --git a/x/stakers/types/message_create_staker.go b/x/stakers/types/message_create_staker.go
index fed7e615..15bef674 100644
--- a/x/stakers/types/message_create_staker.go
+++ b/x/stakers/types/message_create_staker.go
@@ -27,5 +27,13 @@ func (msg *MsgCreateStaker) ValidateBasic() error {
 		return errors.Wrapf(errorsTypes.ErrInvalidRequest, "invalid amount")
 	}
 
+	if msg.Commission.IsNil() {
+		msg.Commission = DefaultCommission
+	}
+
+	if msg.Commission.IsNegative() || msg.Commission.GT(sdk.OneDec()) {
+		return errors.Wrapf(errorsTypes.ErrInvalidRequest, "invalid commission")
+	}
+
 	return nil
 }
diff --git a/x/stakers/types/tx.pb.go b/x/stakers/types/tx.pb.go
index 3dede3d2..eb1cd309 100644
--- a/x/stakers/types/tx.pb.go
+++ b/x/stakers/types/tx.pb.go
@@ -32,10 +32,13 @@ const _ = proto.GoGoProtoPackageIsVersion3 // please upgrade the proto package
 
 // MsgStakePool defines a SDK message for staking in a pool.
 type MsgCreateStaker struct {
-	// creator ...
+	// creator is the address of the staker
 	Creator string `protobuf:"bytes,1,opt,name=creator,proto3" json:"creator,omitempty"`
-	// amount ...
+	// amount is the initial self-stake to create the staker with
 	Amount uint64 `protobuf:"varint,2,opt,name=amount,proto3" json:"amount,omitempty"`
+	// commission is a number between 0 and 1 specifying the percentage that is deducted from the rewards
+	// before distributing the rest to the delegators.
+	Commission github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,3,opt,name=commission,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"commission"`
 }
 
 func (m *MsgCreateStaker) Reset()         { *m = MsgCreateStaker{} }
@@ -629,46 +632,46 @@ func init() {
 func init() { proto.RegisterFile("kyve/stakers/v1beta1/tx.proto", fileDescriptor_f52b730e69b9fb06) }
 
 var fileDescriptor_f52b730e69b9fb06 = []byte{
-	// 613 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x9c, 0x55, 0xcb, 0x6e, 0xd3, 0x4c,
-	0x18, 0x8d, 0xff, 0x46, 0xed, 0x9f, 0x8f, 0x8a, 0x8b, 0x09, 0xad, 0xeb, 0xaa, 0x6e, 0xb1, 0x54,
-	0x68, 0x11, 0xb1, 0x15, 0x90, 0xd8, 0x37, 0x01, 0x24, 0x2e, 0xae, 0x2a, 0x57, 0x20, 0x2e, 0x8b,
-	0x6a, 0x62, 0x8f, 0x1c, 0x93, 0xd8, 0x63, 0x79, 0x26, 0x69, 0xb2, 0xe2, 0x15, 0x78, 0x18, 0x1e,
-	0xa2, 0xcb, 0x8a, 0x15, 0x62, 0x51, 0xa1, 0x44, 0xe2, 0x39, 0x90, 0x6f, 0x13, 0x27, 0xcd, 0x4d,
-	0xac, 0xe2, 0x6f, 0xbe, 0x33, 0xe7, 0x9c, 0x99, 0x39, 0x33, 0x81, 0x9d, 0x56, 0xbf, 0x8b, 0x75,
-	0xca, 0x50, 0x0b, 0x87, 0x54, 0xef, 0x56, 0x1b, 0x98, 0xa1, 0xaa, 0xce, 0x7a, 0x5a, 0x10, 0x12,
-	0x46, 0xc4, 0x72, 0xd4, 0xd6, 0xd2, 0xb6, 0x96, 0xb6, 0xe5, 0x2d, 0x8b, 0x50, 0x8f, 0xd0, 0xb3,
-	0x18, 0xa3, 0x27, 0x45, 0x32, 0x41, 0x2e, 0x3b, 0xc4, 0x21, 0xc9, 0x78, 0xf4, 0x95, 0x8c, 0xaa,
-	0x75, 0xb8, 0x65, 0x50, 0xa7, 0x1e, 0x62, 0xc4, 0xf0, 0x69, 0x4c, 0x26, 0x4a, 0xb0, 0x66, 0x45,
-	0x35, 0x09, 0x25, 0x61, 0x4f, 0x38, 0x28, 0x99, 0x59, 0x29, 0x6e, 0xc0, 0x2a, 0xf2, 0x48, 0xc7,
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-	0x17, 0xc7, 0x98, 0x9d, 0x93, 0xb0, 0xa5, 0x5b, 0x4d, 0xe4, 0xfa, 0x7a, 0x8f, 0xff, 0x05, 0xc4,
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-	0x89, 0x1f, 0x06, 0x00, 0x00,
+	// 623 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xa4, 0x55, 0xcb, 0x6e, 0xd3, 0x40,
+	0x14, 0x8d, 0xdb, 0xa8, 0x25, 0x97, 0x8a, 0x87, 0x09, 0xad, 0xeb, 0xaa, 0x6e, 0xb1, 0x54, 0x68,
+	0x11, 0xb5, 0x15, 0x90, 0xd8, 0x37, 0x05, 0x24, 0x1e, 0xae, 0x2a, 0x57, 0x20, 0x1e, 0x8b, 0x6a,
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+	0x83, 0x51, 0x1b, 0xff, 0xa3, 0x22, 0x75, 0x15, 0xca, 0x79, 0x0a, 0x4e, 0x6d, 0xc5, 0x7e, 0x4e,
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+	0xc2, 0x5f, 0x95, 0x7e, 0x7c, 0xdf, 0x2f, 0xa7, 0xe3, 0x71, 0x90, 0x9c, 0xe1, 0x84, 0x85, 0xae,
+	0xef, 0x98, 0x03, 0x68, 0xa4, 0x2a, 0x40, 0xdd, 0x26, 0x41, 0x76, 0xe6, 0x9d, 0x34, 0x4c, 0xfd,
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+	0x6a, 0x47, 0x1b, 0x37, 0xb0, 0xda, 0x88, 0xcd, 0xe5, 0xfd, 0xb9, 0x60, 0x59, 0x35, 0xf1, 0x33,
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+	0xd6, 0x15, 0x8b, 0xef, 0xcd, 0x20, 0x19, 0x40, 0xe5, 0xca, 0xdc, 0x50, 0x5e, 0xf1, 0x3d, 0x5c,
+	0xe3, 0xa6, 0xbd, 0x37, 0x71, 0x7b, 0x06, 0x91, 0xf7, 0x66, 0x42, 0x38, 0xf3, 0x27, 0x28, 0x0d,
+	0xdc, 0xa7, 0x4e, 0xdc, 0xc7, 0x31, 0xf2, 0xc3, 0xd9, 0x18, 0x4e, 0x6e, 0xc3, 0xca, 0x90, 0xff,
+	0x76, 0x66, 0x9c, 0x3c, 0x81, 0x4d, 0xf9, 0xf4, 0xe3, 0x8c, 0x56, 0x7d, 0x71, 0xde, 0x53, 0x84,
+	0x8b, 0x9e, 0x22, 0xfc, 0xee, 0x29, 0xc2, 0xd7, 0xbe, 0x52, 0xb8, 0xe8, 0x2b, 0x85, 0x9f, 0x7d,
+	0xa5, 0xf0, 0xf1, 0x51, 0xee, 0x0f, 0xf2, 0xfa, 0xc3, 0xbb, 0xe7, 0x47, 0x98, 0x9d, 0x91, 0xb0,
+	0xa1, 0x5b, 0x75, 0xe4, 0xfa, 0x7a, 0x87, 0xdf, 0x29, 0xf1, 0xbf, 0xa4, 0xb6, 0x14, 0x5f, 0x04,
+	0x4f, 0xfe, 0x06, 0x00, 0x00, 0xff, 0xff, 0x4a, 0xb9, 0x9d, 0xe9, 0x70, 0x06, 0x00, 0x00,
 }
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -965,6 +968,16 @@ func (m *MsgCreateStaker) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 	_ = i
 	var l int
 	_ = l
+	{
+		size := m.Commission.Size()
+		i -= size
+		if _, err := m.Commission.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintTx(dAtA, i, uint64(size))
+	}
+	i--
+	dAtA[i] = 0x1a
 	if m.Amount != 0 {
 		i = encodeVarintTx(dAtA, i, uint64(m.Amount))
 		i--
@@ -1352,6 +1365,8 @@ func (m *MsgCreateStaker) Size() (n int) {
 	if m.Amount != 0 {
 		n += 1 + sovTx(uint64(m.Amount))
 	}
+	l = m.Commission.Size()
+	n += 1 + l + sovTx(uint64(l))
 	return n
 }
 
@@ -1591,6 +1606,40 @@ func (m *MsgCreateStaker) Unmarshal(dAtA []byte) error {
 					break
 				}
 			}
+		case 3:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Commission", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowTx
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= uint64(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthTx
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex < 0 {
+				return ErrInvalidLengthTx
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.Commission.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
 			skippy, err := skipTx(dAtA[iNdEx:])

From 78dc4fee010d4cd18ea483b45ca3206edfc10059 Mon Sep 17 00:00:00 2001
From: John Letey <john@kyve.network>
Date: Mon, 27 Mar 2023 12:57:13 +0200
Subject: [PATCH 6/6] chore: small nits

---
 proto/kyve/stakers/v1beta1/tx.proto      | 10 +++++-----
 x/stakers/types/message_create_staker.go |  4 ++--
 x/stakers/types/tx.pb.go                 | 10 +++++-----
 3 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/proto/kyve/stakers/v1beta1/tx.proto b/proto/kyve/stakers/v1beta1/tx.proto
index 1f4e2b30..d1509d1f 100644
--- a/proto/kyve/stakers/v1beta1/tx.proto
+++ b/proto/kyve/stakers/v1beta1/tx.proto
@@ -25,14 +25,14 @@ service Msg {
   rpc UpdateParams(MsgUpdateParams) returns (MsgUpdateParamsResponse);
 }
 
-// MsgCreateStaker defines a SDK message for creating a staker
+// MsgCreateStaker defines a SDK message for creating a staker.
 message MsgCreateStaker {
-  // creator is the address of the staker
+  // creator is the address of the staker.
   string creator = 1;
-  // amount is the initial self-stake to create the staker with
+  // amount is the initial self-stake of the staker.
   uint64 amount = 2;
-  // commission is a number between 0 and 1 specifying the percentage that is deducted from the rewards
-  // before distributing the rest to the delegators.
+  // commission is the percentage that is deducted from rewards before
+  // distributing the staker's delegators.
   string commission = 3 [
     (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
     (gogoproto.nullable) = false
diff --git a/x/stakers/types/message_create_staker.go b/x/stakers/types/message_create_staker.go
index 15bef674..831bee31 100644
--- a/x/stakers/types/message_create_staker.go
+++ b/x/stakers/types/message_create_staker.go
@@ -3,6 +3,7 @@ package types
 import (
 	"cosmossdk.io/errors"
 	"cosmossdk.io/math"
+	"github.com/KYVENetwork/chain/util"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	errorsTypes "github.com/cosmos/cosmos-sdk/types/errors"
 )
@@ -30,8 +31,7 @@ func (msg *MsgCreateStaker) ValidateBasic() error {
 	if msg.Commission.IsNil() {
 		msg.Commission = DefaultCommission
 	}
-
-	if msg.Commission.IsNegative() || msg.Commission.GT(sdk.OneDec()) {
+	if util.ValidatePercentage(msg.Commission) != nil {
 		return errors.Wrapf(errorsTypes.ErrInvalidRequest, "invalid commission")
 	}
 
diff --git a/x/stakers/types/tx.pb.go b/x/stakers/types/tx.pb.go
index 15622c1c..114d99e5 100644
--- a/x/stakers/types/tx.pb.go
+++ b/x/stakers/types/tx.pb.go
@@ -30,14 +30,14 @@ var _ = math.Inf
 // proto package needs to be updated.
 const _ = proto.GoGoProtoPackageIsVersion3 // please upgrade the proto package
 
-// MsgCreateStaker defines a SDK message for creating a staker
+// MsgCreateStaker defines a SDK message for creating a staker.
 type MsgCreateStaker struct {
-	// creator is the address of the staker
+	// creator is the address of the staker.
 	Creator string `protobuf:"bytes,1,opt,name=creator,proto3" json:"creator,omitempty"`
-	// amount is the initial self-stake to create the staker with
+	// amount is the initial self-stake of the staker.
 	Amount uint64 `protobuf:"varint,2,opt,name=amount,proto3" json:"amount,omitempty"`
-	// commission is a number between 0 and 1 specifying the percentage that is deducted from the rewards
-	// before distributing the rest to the delegators.
+	// commission is the percentage that is deducted from rewards before
+	// distributing the staker's delegators.
 	Commission github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,3,opt,name=commission,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"commission"`
 }