diff --git a/designate_tempest_plugin/common/models.py b/designate_tempest_plugin/common/models.py
index e69bd09..b2a1687 100644
--- a/designate_tempest_plugin/common/models.py
+++ b/designate_tempest_plugin/common/models.py
@@ -31,6 +31,9 @@
     def __eq__(self, other):
         return self.__dict__ == other.__dict__
 
+    def __ne__(self, other):
+        return not self.__eq__(other)
+
     @classmethod
     def from_text(cls, text):
         """Return a ZoneFile from a string containing the zone file contents"""
@@ -64,6 +67,9 @@
     def __eq__(self, other):
         return self.__dict__ == other.__dict__
 
+    def __ne__(self, other):
+        return not self.__eq__(other)
+
     def __hash__(self):
         return hash(tuple(sorted(self.__dict__.items())))