diff --git a/designatedashboard/static/designatedashboard/resources/os-designate-zone/actions/update.service.js b/designatedashboard/static/designatedashboard/resources/os-designate-zone/actions/update.service.js
index 06c730c..cf5a4cb 100644
--- a/designatedashboard/static/designatedashboard/resources/os-designate-zone/actions/update.service.js
+++ b/designatedashboard/static/designatedashboard/resources/os-designate-zone/actions/update.service.js
@@ -99,7 +99,7 @@
         var masters = item.masters.map(function (item) {
           return { address: item };
         });
-        formConfig.masters = masters;
+        formConfig.model.masters = masters;
       }
       return schemaFormModalService.open(formConfig).then(onSubmit, onCancel);
     }