diff --git a/backend/src/middleware/permissionsMiddleware.js b/backend/src/middleware/permissionsMiddleware.js
index b10389f50..b5ce4fe07 100644
--- a/backend/src/middleware/permissionsMiddleware.js
+++ b/backend/src/middleware/permissionsMiddleware.js
@@ -188,5 +188,6 @@ export default shield(
     debug,
     allowExternalErrors,
     fallbackRule: allow,
+    fallbackError: Error('Not Authorized!'),
   },
 )