diff --git a/web/api/app/Controller/EventsController.php b/web/api/app/Controller/EventsController.php
index 71d9633a0..2a0f735eb 100644
--- a/web/api/app/Controller/EventsController.php
+++ b/web/api/app/Controller/EventsController.php
@@ -151,7 +151,7 @@ class EventsController extends AppController {
     $event['Event']['PrevOfMonitor'] = $event_monitor_neighbors['prev']['Event']['Id'];
   
     $this->loadModel('Frame');
-    $event['Event']['MaxScoreFrameId'] = $this->Frame->findByEventid($id,'Score','Score DESC')['Frame']['Score'];
+    $event['Event']['MaxScoreFrameId'] = $this->Frame->findByEventid($id,'Id','Score DESC')['Frame']['Id'];
     $event['Event']['AlarmFrameId'] = $this->Frame->findByEventidAndType($id,'Alarm')['Frame']['Id'];
 
     $this->set(array(