diff --git a/keystoneauth1/tests/unit/test_fixtures.py b/keystoneauth1/tests/unit/test_fixtures.py
index 3b955c0..0b533d0 100644
--- a/keystoneauth1/tests/unit/test_fixtures.py
+++ b/keystoneauth1/tests/unit/test_fixtures.py
@@ -266,7 +266,7 @@ class V3TokenTests(utils.TestCase):
 
     def test_empty_default_service_providers(self):
         token = fixture.V3Token()
-        self.assertEqual(None, token.service_providers)
+        self.assertIsNone(token.service_providers)
 
     def test_service_providers(self):
         def new_sp():