diff --git a/tests/responder_test.py b/tests/responder_test.py
index d7239e80..35944600 100644
--- a/tests/responder_test.py
+++ b/tests/responder_test.py
@@ -78,7 +78,7 @@ class BrokenModulesTest(unittest2.TestCase):
         self.assertIsInstance(msg.unpickle(), tuple)
 
 
-class BlacklistTest(unittest.TestCase):
+class BlacklistTest(unittest2.TestCase):
     def test_whitelist_no_blacklist(self):
         assert 0