diff --git a/tests/unit/test_policies.py b/tests/unit/test_policies.py
index e2df3056..38973d26 100644
--- a/tests/unit/test_policies.py
+++ b/tests/unit/test_policies.py
@@ -105,7 +105,7 @@ class RoundRobinPolicyTest(unittest.TestCase):
         def check_query_plan():
             for i in range(100):
                 qplan = list(policy.make_query_plan())
-                self.assertEqual(sorted(qplan), hosts)
+                self.assertEqual(sorted(qplan), list(hosts))
 
         threads = [Thread(target=check_query_plan) for i in range(4)]
         for t in threads: