diff --git a/docs_src/extra_data_types/tutorial001_an.py b/docs_src/extra_data_types/tutorial001_an.py
deleted file mode 100644
index 257d0c7c8..000000000
--- a/docs_src/extra_data_types/tutorial001_an.py
+++ /dev/null
@@ -1,29 +0,0 @@
-from datetime import datetime, time, timedelta
-from typing import Union
-from uuid import UUID
-
-from fastapi import Body, FastAPI
-from typing_extensions import Annotated
-
-app = FastAPI()
-
-
-@app.put("/items/{item_id}")
-async def read_items(
-    item_id: UUID,
-    start_datetime: Annotated[datetime, Body()],
-    end_datetime: Annotated[datetime, Body()],
-    process_after: Annotated[timedelta, Body()],
-    repeat_at: Annotated[Union[time, None], Body()] = None,
-):
-    start_process = start_datetime + process_after
-    duration = end_datetime - start_process
-    return {
-        "item_id": item_id,
-        "start_datetime": start_datetime,
-        "end_datetime": end_datetime,
-        "process_after": process_after,
-        "repeat_at": repeat_at,
-        "start_process": start_process,
-        "duration": duration,
-    }
diff --git a/docs_src/extra_data_types/tutorial001.py b/docs_src/extra_data_types/tutorial001_py39.py
similarity index 100%
rename from docs_src/extra_data_types/tutorial001.py
rename to docs_src/extra_data_types/tutorial001_py39.py
diff --git a/tests/test_tutorial/test_extra_data_types/test_tutorial001.py b/tests/test_tutorial/test_extra_data_types/test_tutorial001.py
index b816c9cab..e11f73fe3 100644
--- a/tests/test_tutorial/test_extra_data_types/test_tutorial001.py
+++ b/tests/test_tutorial/test_extra_data_types/test_tutorial001.py
@@ -4,16 +4,15 @@ import pytest
 from dirty_equals import IsDict
 from fastapi.testclient import TestClient
 
-from ...utils import needs_py39, needs_py310
+from ...utils import needs_py310
 
 
 @pytest.fixture(
     name="client",
     params=[
-        "tutorial001",
+        pytest.param("tutorial001_py39"),
         pytest.param("tutorial001_py310", marks=needs_py310),
-        "tutorial001_an",
-        pytest.param("tutorial001_an_py39", marks=needs_py39),
+        pytest.param("tutorial001_an_py39"),
         pytest.param("tutorial001_an_py310", marks=needs_py310),
     ],
 )