diff --git a/codex-rs/stdio-to-uds/tests/stdio_to_uds.rs b/codex-rs/stdio-to-uds/tests/stdio_to_uds.rs
index 1982ca65fb..2ca578c0a5 100644
--- a/codex-rs/stdio-to-uds/tests/stdio_to_uds.rs
+++ b/codex-rs/stdio-to-uds/tests/stdio_to_uds.rs
@@ -1,5 +1,6 @@
 use std::io::ErrorKind;
 use std::io::Read;
+use std::io::Write;
 use std::process::Command;
 use std::process::Stdio;
 use std::sync::mpsc;