diff --git a/docs_src/extra_models/tutorial001.py b/docs_src/extra_models/tutorial001_py39.py
similarity index 100%
rename from docs_src/extra_models/tutorial001.py
rename to docs_src/extra_models/tutorial001_py39.py
diff --git a/docs_src/extra_models/tutorial002.py b/docs_src/extra_models/tutorial002_py39.py
similarity index 100%
rename from docs_src/extra_models/tutorial002.py
rename to docs_src/extra_models/tutorial002_py39.py
diff --git a/docs_src/extra_models/tutorial003.py b/docs_src/extra_models/tutorial003_py39.py
similarity index 100%
rename from docs_src/extra_models/tutorial003.py
rename to docs_src/extra_models/tutorial003_py39.py
diff --git a/docs_src/extra_models/tutorial004.py b/docs_src/extra_models/tutorial004.py
deleted file mode 100644
index a8e0f7af5..000000000
--- a/docs_src/extra_models/tutorial004.py
+++ /dev/null
@@ -1,22 +0,0 @@
-from typing import List
-
-from fastapi import FastAPI
-from pydantic import BaseModel
-
-app = FastAPI()
-
-
-class Item(BaseModel):
-    name: str
-    description: str
-
-
-items = [
-    {"name": "Foo", "description": "There comes my hero"},
-    {"name": "Red", "description": "It's my aeroplane"},
-]
-
-
-@app.get("/items/", response_model=List[Item])
-async def read_items():
-    return items
diff --git a/docs_src/extra_models/tutorial005.py b/docs_src/extra_models/tutorial005.py
deleted file mode 100644
index a81cbc2c5..000000000
--- a/docs_src/extra_models/tutorial005.py
+++ /dev/null
@@ -1,10 +0,0 @@
-from typing import Dict
-
-from fastapi import FastAPI
-
-app = FastAPI()
-
-
-@app.get("/keyword-weights/", response_model=Dict[str, float])
-async def read_keyword_weights():
-    return {"foo": 2.3, "bar": 3.4}
diff --git a/tests/test_tutorial/test_extra_models/test_tutorial003.py b/tests/test_tutorial/test_extra_models/test_tutorial003.py
index 73aa29903..3aa83c0c4 100644
--- a/tests/test_tutorial/test_extra_models/test_tutorial003.py
+++ b/tests/test_tutorial/test_extra_models/test_tutorial003.py
@@ -10,7 +10,7 @@ from ...utils import needs_py310
 @pytest.fixture(
     name="client",
     params=[
-        "tutorial003",
+        pytest.param("tutorial003_py39"),
         pytest.param("tutorial003_py310", marks=needs_py310),
     ],
 )
diff --git a/tests/test_tutorial/test_extra_models/test_tutorial004.py b/tests/test_tutorial/test_extra_models/test_tutorial004.py
index 7628db30c..073375ccc 100644
--- a/tests/test_tutorial/test_extra_models/test_tutorial004.py
+++ b/tests/test_tutorial/test_extra_models/test_tutorial004.py
@@ -3,14 +3,11 @@ import importlib
 import pytest
 from fastapi.testclient import TestClient
 
-from ...utils import needs_py39
-
 
 @pytest.fixture(
     name="client",
     params=[
-        "tutorial004",
-        pytest.param("tutorial004_py39", marks=needs_py39),
+        pytest.param("tutorial004_py39"),
     ],
 )
 def get_client(request: pytest.FixtureRequest):
diff --git a/tests/test_tutorial/test_extra_models/test_tutorial005.py b/tests/test_tutorial/test_extra_models/test_tutorial005.py
index 553e44238..8e52d8d4b 100644
--- a/tests/test_tutorial/test_extra_models/test_tutorial005.py
+++ b/tests/test_tutorial/test_extra_models/test_tutorial005.py
@@ -3,14 +3,11 @@ import importlib
 import pytest
 from fastapi.testclient import TestClient
 
-from ...utils import needs_py39
-
 
 @pytest.fixture(
     name="client",
     params=[
-        "tutorial005",
-        pytest.param("tutorial005_py39", marks=needs_py39),
+        pytest.param("tutorial005_py39"),
     ],
 )
 def get_client(request: pytest.FixtureRequest):