diff --git a/docs_src/dependencies/tutorial012_an_py39.py b/docs_src/dependencies/tutorial012_an_py39.py
index 7541e6bf4..6503591fc 100644
--- a/docs_src/dependencies/tutorial012_an_py39.py
+++ b/docs_src/dependencies/tutorial012_an_py39.py
@@ -1,5 +1,6 @@
+from typing import Annotated
+
 from fastapi import Depends, FastAPI, Header, HTTPException
-from typing_extensions import Annotated
 
 
 async def verify_token(x_token: Annotated[str, Header()]):