diff --git a/codex-rs/core/tests/suite/realtime_conversation.rs b/codex-rs/core/tests/suite/realtime_conversation.rs
index e149c06d59..d2f51bb1ec 100644
--- a/codex-rs/core/tests/suite/realtime_conversation.rs
+++ b/codex-rs/core/tests/suite/realtime_conversation.rs
@@ -34,6 +34,7 @@ use std::fs;
 use std::process::Command;
 use std::time::Duration;
 use tokio::sync::oneshot;
+use tokio::time::timeout;
 
 const STARTUP_CONTEXT_HEADER: &str = "Startup context from Codex.";
 const MEMORY_PROMPT_PHRASE: &str =