diff --git a/Cargo.lock b/Cargo.lock
index d7512c2..36cdaa5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -270,18 +270,18 @@ dependencies = [
 
 [[package]]
 name = "rb-sys"
-version = "0.9.90"
+version = "0.9.91"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "55d933382388cc7a6fdfd54e222eca7994791ac4b9ce5c9e8df280c739d86bbe"
+checksum = "eb81203e271055178603e243fee397f5f4aac125bcd20036279683fb1445a899"
 dependencies = [
  "rb-sys-build",
 ]
 
 [[package]]
 name = "rb-sys-build"
-version = "0.9.90"
+version = "0.9.91"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ebc5a7e3a875419baaa0d8cc606cdfb9361b444cb7e5abcf0de4693025887374"
+checksum = "9de9403a6aac834e7c9534575cb14188b6b5b99bafe475d18d838d44fbc27d31"
 dependencies = [
  "bindgen",
  "lazy_static",
diff --git a/ext/yrb/Cargo.toml b/ext/yrb/Cargo.toml
index 27c26c2..4f0e0e7 100644
--- a/ext/yrb/Cargo.toml
+++ b/ext/yrb/Cargo.toml
@@ -11,7 +11,7 @@ magnus = "=0.6.3"
 thiserror = "1.0.58"
 yrs = "=0.17.4"
 y-sync = "=0.4.0"
-rb-sys = "0.9.90"
+rb-sys = "0.9.91"
 
 [dev-dependencies]
 magnus = { version = "0.6.3", features = ["embed"] }