diff --git a/app/template/rest.py b/app/template/rest.py
index 9dc32c94f..79b1d7d8b 100644
--- a/app/template/rest.py
+++ b/app/template/rest.py
@@ -203,7 +203,7 @@ def get_template_versions(service_id, template_id):
 def _template_has_not_changed(current_data, updated_template):
     return all(
         current_data[key] == updated_template[key]
-        for key in ('name', 'content', 'subject', 'archived', 'process_type')
+        for key in ('name', 'content', 'subject', 'archived', 'process_type', 'postage')
     )