diff --git a/modeltranslation/tests/test_runtime_typing.py b/modeltranslation/tests/test_runtime_typing.py
index 7b51c8eb..b4164d19 100644
--- a/modeltranslation/tests/test_runtime_typing.py
+++ b/modeltranslation/tests/test_runtime_typing.py
@@ -18,13 +18,16 @@ class TestInlineModelAdmin(
 
 
 @pytest.mark.skipif(
-    sys.version_info < (3, 10), 
+    sys.version_info < (3, 10),
     reason="get_type_hints fails on Python 3.9 despite future annotations",
 )
-@pytest.mark.parametrize("cls", [
-    translator.TranslationOptions,
-    admin.TranslationAdmin,
-    admin.TranslationInlineModelAdmin,
-])
+@pytest.mark.parametrize(
+    "cls",
+    [
+        translator.TranslationOptions,
+        admin.TranslationAdmin,
+        admin.TranslationInlineModelAdmin,
+    ],
+)
 def test_type_hints(cls):
     get_type_hints(cls)