diff --git a/heat/engine/clients/os/designate.py b/heat/engine/clients/os/designate.py
index be0f81ee6a..9a2b25a2f3 100644
--- a/heat/engine/clients/os/designate.py
+++ b/heat/engine/clients/os/designate.py
@@ -39,7 +39,7 @@ class DesignateClientPlugin(client_plugin.ClientPlugin):
         return isinstance(ex, exceptions.NotFound)
 
     def get_zone_id(self, zone_id_or_name):
-        client = self.client(version=self.V2)
+        client = self.client(version='2')
         try:
             zone_obj = client.zones.get(zone_id_or_name)
             return zone_obj['id']