diff --git a/tests/test_utils.py b/tests/test_utils.py
index c929089..ac45a7b 100644
--- a/tests/test_utils.py
+++ b/tests/test_utils.py
@@ -18,8 +18,7 @@ from tests.utils import Command
 def test_default_settings(settings, override, old, new):
     settings.clear()
     settings.update(old)
-    fn = lambda _: _
-    default_settings(override)(fn)(None)
+    default_settings(override)(lambda _: _)(None)
     assert settings == new