diff --git a/Cargo.lock b/Cargo.lock
index c7ecf0052a7ccf..2b1742ac5cb67b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -53,6 +53,12 @@ dependencies = [
  "memchr 2.3.3",
 ]
 
+[[package]]
+name = "aliasable"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "250f629c0161ad8107cf89319e990051fae62832fd343083bea452d93e2205fd"
+
 [[package]]
 name = "ansi_term"
 version = "0.11.0"
@@ -2805,21 +2811,23 @@ dependencies = [
 
 [[package]]
 name = "ouroboros"
-version = "0.5.1"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc04551635026d3ac7bc646698ea1836a85ed2a26b7094fe1d15d8b14854c4a2"
+checksum = "f0e3827c8742f21283e9374adf7905984e7b85731ad94a203137b56955d818b3"
 dependencies = [
+ "aliasable",
  "ouroboros_macro",
  "stable_deref_trait",
 ]
 
 [[package]]
 name = "ouroboros_macro"
-version = "0.5.1"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cec33dfceabec83cd0e95a5ce9d20e76ab3a5cbfef59659b8c927f69b93ed8ae"
+checksum = "1ef06077e08eac7e2aeaacfbd113a25fcb1b9b903437bd89d2bd513da6e04112"
 dependencies = [
  "Inflector",
+ "proc-macro-error",
  "proc-macro2 1.0.24",
  "quote 1.0.6",
  "syn 1.0.60",
@@ -3130,6 +3138,30 @@ dependencies = [
  "toml",
 ]
 
+[[package]]
+name = "proc-macro-error"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "da25490ff9892aab3fcf7c36f08cfb902dd3e71ca0f9f9517bea02a73a5ce38c"
+dependencies = [
+ "proc-macro-error-attr",
+ "proc-macro2 1.0.24",
+ "quote 1.0.6",
+ "syn 1.0.60",
+ "version_check 0.9.2",
+]
+
+[[package]]
+name = "proc-macro-error-attr"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1be40180e52ecc98ad80b184934baf3d0d29f979574e439af5a55274b35f869"
+dependencies = [
+ "proc-macro2 1.0.24",
+ "quote 1.0.6",
+ "version_check 0.9.2",
+]
+
 [[package]]
 name = "proc-macro-hack"
 version = "0.5.19"
diff --git a/programs/bpf/Cargo.lock b/programs/bpf/Cargo.lock
index 06c96216f1624e..efa6aaf5618d73 100644
--- a/programs/bpf/Cargo.lock
+++ b/programs/bpf/Cargo.lock
@@ -42,6 +42,12 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "aliasable"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "250f629c0161ad8107cf89319e990051fae62832fd343083bea452d93e2205fd"
+
 [[package]]
 name = "ansi_term"
 version = "0.11.0"
@@ -1992,21 +1998,23 @@ dependencies = [
 
 [[package]]
 name = "ouroboros"
-version = "0.5.1"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc04551635026d3ac7bc646698ea1836a85ed2a26b7094fe1d15d8b14854c4a2"
+checksum = "f0e3827c8742f21283e9374adf7905984e7b85731ad94a203137b56955d818b3"
 dependencies = [
+ "aliasable",
  "ouroboros_macro",
  "stable_deref_trait",
 ]
 
 [[package]]
 name = "ouroboros_macro"
-version = "0.5.1"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cec33dfceabec83cd0e95a5ce9d20e76ab3a5cbfef59659b8c927f69b93ed8ae"
+checksum = "1ef06077e08eac7e2aeaacfbd113a25fcb1b9b903437bd89d2bd513da6e04112"
 dependencies = [
  "Inflector",
+ "proc-macro-error",
  "proc-macro2 1.0.24",
  "quote 1.0.6",
  "syn 1.0.67",
@@ -2185,6 +2193,30 @@ dependencies = [
  "toml",
 ]
 
+[[package]]
+name = "proc-macro-error"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "da25490ff9892aab3fcf7c36f08cfb902dd3e71ca0f9f9517bea02a73a5ce38c"
+dependencies = [
+ "proc-macro-error-attr",
+ "proc-macro2 1.0.24",
+ "quote 1.0.6",
+ "syn 1.0.67",
+ "version_check",
+]
+
+[[package]]
+name = "proc-macro-error-attr"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1be40180e52ecc98ad80b184934baf3d0d29f979574e439af5a55274b35f869"
+dependencies = [
+ "proc-macro2 1.0.24",
+ "quote 1.0.6",
+ "version_check",
+]
+
 [[package]]
 name = "proc-macro-hack"
 version = "0.5.19"
diff --git a/runtime/Cargo.toml b/runtime/Cargo.toml
index 2cae5b8112f447..bf8117c61bf252 100644
--- a/runtime/Cargo.toml
+++ b/runtime/Cargo.toml
@@ -30,7 +30,7 @@ memmap2 = "0.1.0"
 num-derive = { version = "0.3" }
 num-traits = { version = "0.2" }
 num_cpus = "1.13.0"
-ouroboros = "0.5.1"
+ouroboros = "0.10.0"
 rand = "0.7.0"
 rayon = "1.5.0"
 regex = "1.3.9"
diff --git a/runtime/src/accounts_index.rs b/runtime/src/accounts_index.rs
index bb5cffdd1925e5..ee33c58c8f6404 100644
--- a/runtime/src/accounts_index.rs
+++ b/runtime/src/accounts_index.rs
@@ -130,6 +130,7 @@ pub enum AccountIndexGetResult<'a, T: 'static> {
 pub struct ReadAccountMapEntry<T: 'static> {
     owned_entry: AccountMapEntry<T>,
     #[borrows(owned_entry)]
+    #[covariant]
     slot_list_guard: RwLockReadGuard<'this, SlotList<T>>,
 }
 
@@ -147,7 +148,7 @@ impl<T: Clone> ReadAccountMapEntry<T> {
     }
 
     pub fn ref_count(&self) -> &AtomicU64 {
-        &self.borrow_owned_entry_contents().ref_count
+        &self.borrow_owned_entry().ref_count
     }
 
     pub fn unref(&self) {
@@ -163,6 +164,7 @@ impl<T: Clone> ReadAccountMapEntry<T> {
 pub struct WriteAccountMapEntry<T: 'static> {
     owned_entry: AccountMapEntry<T>,
     #[borrows(owned_entry)]
+    #[covariant]
     slot_list_guard: RwLockWriteGuard<'this, SlotList<T>>,
 }
 
@@ -187,7 +189,7 @@ impl<T: 'static + Clone + IsCached> WriteAccountMapEntry<T> {
     }
 
     pub fn ref_count(&self) -> &AtomicU64 {
-        &self.borrow_owned_entry_contents().ref_count
+        &self.borrow_owned_entry().ref_count
     }
 
     // create an entry that is equivalent to this process: