diff --git a/codex-rs/Cargo.toml b/codex-rs/Cargo.toml
index b1a8ae000a..4b348371b8 100644
--- a/codex-rs/Cargo.toml
+++ b/codex-rs/Cargo.toml
@@ -380,6 +380,8 @@ zeroize = "1.8.2"
 rust = {}
 
 [workspace.lints.clippy]
+await_holding_invalid_type = "deny"
+await_holding_lock = "deny"
 expect_used = "deny"
 identity_op = "deny"
 manual_clamp = "deny"