diff --git a/niucloud/app/common.php b/niucloud/app/common.php
index ece52d08..6a27a7fa 100755
--- a/niucloud/app/common.php
+++ b/niucloud/app/common.php
@@ -1117,9 +1117,9 @@ function return_pay_config($campus_id, $order_id)
      */
     $sysConfig = new SysConfig();
 
-    $vx_config = $sysConfig->where(['config_key' => 'weapp'])->value("value");
-
-    if (!$vx_config || !$pay_config) {
+    $vxmini_config = $sysConfig->where(['config_key' => 'weapp'])->value("value");
+    $vx_config = $sysConfig->where(['config_key' => 'WECHAT'])->value("value");
+    if (!$vxmini_config || !$pay_config) {
         throw new \Exception('当前校区支付配置不存在');
     }
 
@@ -1135,7 +1135,7 @@ function return_pay_config($campus_id, $order_id)
         // 选填-公众号 的 app_id
         'mp_app_id' => $vx_config['app_id'],
         // 选填-小程序 的 app_id
-        'mini_app_id' => '',
+        'mini_app_id' => $vxmini_config['app_id'],
         'mch_secret_key' => $pay_config['pay_sign_key'],
         'wechat_public_cert_path' => $pay_config['wx_pay_key'] ?? '',
         'wechat_public_cert_id' => $pay_config['wx_pay_key_id'] ?? '',