diff --git a/test_functools.py b/test_functools.py
index eb699ba..03bf3e0 100644
--- a/test_functools.py
+++ b/test_functools.py
@@ -20,8 +20,7 @@
 
 class TestThrottler:
     @pytest.mark.xfail(
-        os.environ.get('GITHUB_ACTIONS', False)
-        and platform.system() in ('Darwin', 'Windows'),
+        'GITHUB_ACTIONS' in os.environ and platform.system() in ('Darwin', 'Windows'),
         reason="Performance is heavily throttled on Github Actions Mac/Windows runs",
     )
     def test_function_throttled(self) -> None: