diff --git a/test/test_api_usage.py b/test/test_api_usage.py
index 382719af7..cbb248c63 100644
--- a/test/test_api_usage.py
+++ b/test/test_api_usage.py
@@ -4289,6 +4289,7 @@ class TestSuperUserManagement(ApiTestCase):
 
     self.assertEquals(len(json['messages']), 2)
     self.assertEquals(json['messages'][1]["content"], "new message")
+    self.assertNotEqual(json['messages'][0]["content"], json['messages'][1]["content"])
     self.assertEquals(json['messages'][1]["id"], 2)
 
 if __name__ == '__main__':