diff --git a/Cargo.lock b/Cargo.lock
index 1e06469..cf6b991 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -270,18 +270,18 @@ dependencies = [
 
 [[package]]
 name = "rb-sys"
-version = "0.9.87"
+version = "0.9.88"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "225103e3d69bbfe8831f9fd0d2461335f3a9dd06aa6e88bcb6d6970383494d06"
+checksum = "d11b0965e6df9ef800ac71efc46070960a119f92af1b64d6acd4c357dc139350"
 dependencies = [
  "rb-sys-build",
 ]
 
 [[package]]
 name = "rb-sys-build"
-version = "0.9.87"
+version = "0.9.88"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bacce8095a5167d5ede618bbd9353e9d9e2f32ddaf54be911106f0ee6baacf09"
+checksum = "5c0fce6e53552df8fcd3e4269d7944b0afa38db70d252bbf12caad454caf6d83"
 dependencies = [
  "bindgen",
  "lazy_static",
diff --git a/ext/yrb/Cargo.toml b/ext/yrb/Cargo.toml
index a7d9699..cb5d12f 100644
--- a/ext/yrb/Cargo.toml
+++ b/ext/yrb/Cargo.toml
@@ -11,7 +11,7 @@ magnus = "0.6.2"
 thiserror = "1.0.57"
 yrs = "=0.17.4"
 y-sync = "=0.4.0"
-rb-sys = "0.9.87"
+rb-sys = "0.9.88"
 
 [dev-dependencies]
 magnus = { version = "0.6.2", features = ["embed"] }