diff --git a/tests/test_depends_deadlock.py b/tests/test_depends_deadlock.py
index 33068e2bc1..089aacc396 100644
--- a/tests/test_depends_deadlock.py
+++ b/tests/test_depends_deadlock.py
@@ -1,7 +1,7 @@
 import asyncio
 import threading
 import time
-from typing import Generator
+from collections.abc import Generator
 
 from fastapi import Depends, FastAPI
 from httpx import ASGITransport, AsyncClient