diff --git a/app/portal/controller/LoadController.php b/app/portal/controller/LoadController.php
index dcfc14e..28c58ce 100644
--- a/app/portal/controller/LoadController.php
+++ b/app/portal/controller/LoadController.php
@@ -12,6 +12,7 @@ namespace app\portal\controller;
 use app\portal\model\IndentModel;
 use app\portal\model\LogisticsModel;
 use cmf\controller\HomeBaseController;
+use think\Db;
 
 class LoadController extends HomeBaseController
 {