diff --git a/codex-rs/Cargo.lock b/codex-rs/Cargo.lock
index 4475f0887..ab7df33fa 100644
--- a/codex-rs/Cargo.lock
+++ b/codex-rs/Cargo.lock
@@ -7119,9 +7119,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-util"
-version = "0.7.16"
+version = "0.7.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "14307c986784f72ef81c89db7d9e28d6ac26d16213b109ea501696195e6e3ce5"
+checksum = "9ae9cec805b01e8fc3fd2fe289f89149a9b66dd16786abd8b19cfa7b48cb0098"
 dependencies = [
  "bytes",
  "futures-core",
diff --git a/codex-rs/Cargo.toml b/codex-rs/Cargo.toml
index db1e0addf..a2d8b09b6 100644
--- a/codex-rs/Cargo.toml
+++ b/codex-rs/Cargo.toml
@@ -209,7 +209,7 @@ tiny_http = "0.12"
 tokio = "1"
 tokio-stream = "0.1.18"
 tokio-test = "0.4"
-tokio-util = "0.7.16"
+tokio-util = "0.7.18"
 toml = "0.9.5"
 toml_edit = "0.24.0"
 tracing = "0.1.43"