diff --git a/tests/support/mod.rs b/tests/support/mod.rs
index 49c4dc4..d677ed5 100644
--- a/tests/support/mod.rs
+++ b/tests/support/mod.rs
@@ -14,6 +14,7 @@ use x11rb::protocol::xproto::{
     WindowClass,
 };
 use x11rb::rust_connection::RustConnection;
+use x11rb::wrapper::ConnectionExt as X11WrapperConnectionExt;
 
 pub fn env_lock() -> &'static Mutex<()> {
     static LOCK: OnceLock<Mutex<()>> = OnceLock::new();