diff --git a/app/Http/Controllers/ConfigurationController.php b/app/Http/Controllers/ConfigurationController.php
index 357d25d..adead1a 100644
--- a/app/Http/Controllers/ConfigurationController.php
+++ b/app/Http/Controllers/ConfigurationController.php
@@ -25,12 +25,15 @@ public function index()
         $expire_delay = config('deming.notification.expire-delay');
         $reminder = config('deming.notification.reminder');
 
+        // set emply message
+        $message = null;
+        
         // Return
         return view(
             'config',
             compact(
                 'mail_from', 'mail_subject', 'mail_content',
-                'frequency', 'expire_delay', 'reminder')
+                'frequency', 'expire_delay', 'reminder', 'message')
         );
     }