diff --git a/code/app/task/logic/SiteMapLogic.php b/code/app/task/logic/SiteMapLogic.php
index 84d1b53..e02d291 100644
--- a/code/app/task/logic/SiteMapLogic.php
+++ b/code/app/task/logic/SiteMapLogic.php
@@ -54,8 +54,6 @@ class SiteMapLogic
         $this->strDate = date('Y-m-d');
         $this->strSiteMapPath = root_path('storage/SiteMap');
 
-        $this->intPageSize = 3;
-
         $this->NovelModel = NovelModel::getInstance();
 
         NovelModel::$arrOptions['projection'] = [
diff --git a/code/database/mongo/migrations/video.php b/code/database/mongo/migrations/video.php
index dfe7da7..07a85e0 100644
--- a/code/database/mongo/migrations/video.php
+++ b/code/database/mongo/migrations/video.php
@@ -71,6 +71,10 @@ return [
             'key' => ['v_box_office' => 1],
             'options' => ['unique' => false]
         ],
+        [
+            'key' => ['v_level' => 1],
+            'options' => ['unique' => false]
+        ],
     ]
 ];