diff --git a/models/Banner.php b/models/Banner.php
index 4d3dc85..2140a09 100644
--- a/models/Banner.php
+++ b/models/Banner.php
@@ -187,7 +187,7 @@ class Banner extends \yii\db\ActiveRecord
                 'status' => 1,
             ])
             ->select('id,url_type,app_id,app_ext,img_url,title,page_url,media,video_url,type,other_img_url,text')
-            ->orderBy(['sort' => SORT_ASC, 'created_at' => SORT_DESC])->asArray()->all();
+            ->orderBy(['sort' => SORT_ASC, 'id' => SORT_DESC])->asArray()->all();
         foreach ($list as $index => $item) {
             if ($item['media'] == self::MEDIA_IMG) {
                 $item['img_url'] = SiteHelper::getFullUrl($item['img_url']);