diff --git a/tests/test_tutorial/test_header_params/test_tutorial003.py b/tests/test_tutorial/test_header_params/test_tutorial003.py
index 0b58227f6..473b96123 100644
--- a/tests/test_tutorial/test_header_params/test_tutorial003.py
+++ b/tests/test_tutorial/test_header_params/test_tutorial003.py
@@ -29,8 +29,12 @@ def get_client(request: pytest.FixtureRequest):
     [
         ("/items", None, 200, {"X-Token values": None}),
         ("/items", {"x-token": "foo"}, 200, {"X-Token values": ["foo"]}),
-        # TODO: fix this, is it a bug?
-        # ("/items", [("x-token", "foo"), ("x-token", "bar")], 200, {"X-Token values": ["foo", "bar"]}),
+        (
+            "/items",
+            [("x-token", "foo"), ("x-token", "bar")],
+            200,
+            {"X-Token values": ["foo", "bar"]},
+        ),
     ],
 )
 def test(path, headers, expected_status, expected_response, client: TestClient):