1 files changed, 1 insertions, 5 deletions
diff --git a/Lib/test/test_ntpath.py b/Lib/test/test_ntpath.py
index 2c9dab9bb0..f8098767ce 100644
--- a/Lib/test/test_ntpath.py
+++ b/Lib/test/test_ntpath.py
@@ -257,14 +257,10 @@ class TestNtpath(unittest.TestCase):
                     ntpath.sameopenfile(-1, -1)
 
 
-class NtCommonTest(test_genericpath.CommonTest):
+class NtCommonTest(test_genericpath.CommonTest, unittest.TestCase):
     pathmodule = ntpath
     attributes = ['relpath', 'splitunc']
 
 
-def test_main():
-    support.run_unittest(TestNtpath, NtCommonTest)
-
-
 if __name__ == "__main__":
     unittest.main()