diff --git a/crates/gpui2/src/util.rs b/crates/gpui2/src/util.rs
index 3ee80306ea30426d943e83b6c704e52896958c96..cba7ed84b58b77f6491380277ace81341e8041c5 100644
--- a/crates/gpui2/src/util.rs
+++ b/crates/gpui2/src/util.rs
@@ -1,9 +1,15 @@
+#[cfg(any(test, feature = "test-support"))]
 use std::time::Duration;
 
+#[cfg(any(test, feature = "test-support"))]
 use futures::Future;
+
+#[cfg(any(test, feature = "test-support"))]
 use smol::future::FutureExt;
+
 pub use util::*;
 
+#[cfg(any(test, feature = "test-support"))]
 pub async fn timeout<F, T>(timeout: Duration, f: F) -> Result<T, ()>
 where
     F: Future<Output = T>,