diff --git a/airtime_mvc/application/controllers/ApiController.php b/airtime_mvc/application/controllers/ApiController.php
index 2833cffb1..41cd4f895 100644
--- a/airtime_mvc/application/controllers/ApiController.php
+++ b/airtime_mvc/application/controllers/ApiController.php
@@ -963,7 +963,7 @@ class ApiController extends Zend_Controller_Action
             $file->save();
         }
 
-        $this->view->msg = "OK";
+        echo json_encode(array());
     }
     
     public function updateCueValuesBySilanAction()