diff --git a/tests/masonry/builders/test_complete.py b/tests/masonry/builders/test_complete.py
index b81a2eb4d..b4450abc5 100644
--- a/tests/masonry/builders/test_complete.py
+++ b/tests/masonry/builders/test_complete.py
@@ -329,7 +329,7 @@ def test_complete() -> None:
             "my_package/sub_pkg1/__init__.py",
             "my_package/sub_pkg2/__init__.py",
             "my_package/sub_pkg2/data2/data.json",
-            "my_package/sub_pkg3/foo.py"
+            "my_package/sub_pkg3/foo.py",
         ]
 
         assert sorted(expected_files) == sorted(actual_files)