diff --git a/Lib/test/test_regrtest.py b/Lib/test/test_regrtest.py
index 353874b5a3e..2bb8db129f6 100644
--- a/Lib/test/test_regrtest.py
+++ b/Lib/test/test_regrtest.py
@@ -167,12 +167,6 @@ class ParseArgsTestCase(unittest.TestCase):
         self.assertEqual(ns.testdir, os.path.join(support.SAVEDCWD, 'foo'))
         self.checkError(['--testdir'], 'expected one argument')
 
-    def test_findleaks(self):
-        for opt in '-l', '--findleaks':
-            with self.subTest(opt=opt):
-                ns = regrtest._parse_args([opt])
-                self.assertTrue(ns.findleaks)
-
     def test_findleaks(self):
         for opt in '-L', '--runleaks':
             with self.subTest(opt=opt):