diff --git a/webapp/controller/KefuController.class.php b/webapp/controller/KefuController.class.php
index cce003f..b074c23 100644
--- a/webapp/controller/KefuController.class.php
+++ b/webapp/controller/KefuController.class.php
@@ -169,6 +169,7 @@ class KefuController {
 
     public function notifyAllUser()
     {
+        set_time_limit(1800);
         $media_conf = array();
         $dbconfs = require('../config/kefu.mysql.cluster.php');;
         foreach($dbconfs as $dbconf) {
@@ -242,7 +243,7 @@ class KefuController {
                 if (isset($share_conf[$row['gameid']])) {
                     $game_conf = $share_conf[$row['gameid']];
                     if (!isset($media_conf[$row['gameid']])) {
-                        $media_conf['gameid'] = $this->getMediaId($row['gameid']);
+                        $media_conf[$row['gameid']] = $this->getMediaId($row['gameid']);
                     }
                     $game_conf['thumb_media_id'] = $media_conf[$row['gameid']];
                     $this->sendKefuMsg($row['accountid'],