diff --git a/api/controllers/wxapp/app/Series.php b/api/controllers/wxapp/app/Series.php
index cd1a2603..389955b0 100644
--- a/api/controllers/wxapp/app/Series.php
+++ b/api/controllers/wxapp/app/Series.php
@@ -20,6 +20,7 @@ class Series extends Wxapp{
         $this->check_headimg =array();//授权微信信息
         $this->load->model('auto/auto_brand_model');
         $this->load->model('auto/auto_series_model');
+        $this->load->model("biz/biz_model");
     }
     //获取车系
     protected function get(){
@@ -73,7 +74,6 @@ class Series extends Wxapp{
     //获取车型列表
     protected function get_cars(){
         $uid = $this->session['uid'];
-        $this->load->model("biz/biz_model");
         $id = $this->input_param('id'); //车系id
 
         $where = [