1 files changed, 3 insertions, 4 deletions
diff --git a/Lib/test/test_inspect.py b/Lib/test/test_inspect.py
index 9d3490449a..0258d3dfa4 100644
--- a/Lib/test/test_inspect.py
+++ b/Lib/test/test_inspect.py
@@ -1588,10 +1588,9 @@ class TestSignatureObject(unittest.TestCase):
         with self.assertRaisesRegex(ValueError, 'not supported by signature'):
             # support for 'method-wrapper'
             inspect.signature(min.__call__)
-        with self.assertRaisesRegex(ValueError,
-                                     'no signature found for builtin function'):
-            # support for 'method-wrapper'
-            inspect.signature(min)
+        self.assertEqual(inspect.signature(min), None)
+        signature = inspect.signature(os.stat)
+        self.assertTrue(isinstance(signature, inspect.Signature))
 
     def test_signature_on_non_function(self):
         with self.assertRaisesRegex(TypeError, 'is not a callable object'):