diff --git a/tests/test_tutorial/test_header_params/test_tutorial003.py b/tests/test_tutorial/test_header_params/test_tutorial003.py
index 268df7a3e9a80..6f7de8ed41acd 100644
--- a/tests/test_tutorial/test_header_params/test_tutorial003.py
+++ b/tests/test_tutorial/test_header_params/test_tutorial003.py
@@ -12,8 +12,12 @@
     [
         ("/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):