diff --git a/class-wc-huayi-score.php b/class-wc-huayi-score.php
index c9b821d..c01f3bc 100644
--- a/class-wc-huayi-score.php
+++ b/class-wc-huayi-score.php
@@ -143,7 +143,7 @@ class WC_Huayi_Score extends WC_Payment_Gateway {
             }
 
             if ($balanceResult['data']['score'] >= $order->order_total ) {//积分够扣
-                $payResult = $huayiScoreSdk->pay($huayi_uid,$order->order_total,get_bloginfo('name').'订单号:'.$order_id);//执行扣款
+                $payResult = $huayiScoreSdk->pay($huayi_uid, $order_id, $order->order_total,get_bloginfo('name').'订单号:'.$order_id);//执行扣款
                 if (!$payResult) {
                     wc_add_notice( __('结算失败:', 'huayi_score') . $huayiScoreSdk->getError(), 'error' );
                     return;
diff --git a/includes/huayi-score-sdk.php b/includes/huayi-score-sdk.php
index 43ba2ba..47239e5 100644
--- a/includes/huayi-score-sdk.php
+++ b/includes/huayi-score-sdk.php
@@ -55,16 +55,18 @@ class HuayiScoreSdk
      * PASS
      * 支出积分
      * @param $huayi_uid
+     * @param $order_id
      * @param $amount
      * @param $note
      * @return bool
      */
-    public function pay($huayi_uid, $amount, $note)
+    public function pay($huayi_uid, $order_id, $amount, $note)
     {
         $url = $this->apiurl.$this->pay_url;
 
         $data = [
             'uid'=>$huayi_uid,
+            'out_trade_no'=>$order_id,
             'amount'=>$amount,
             'note'=>$note,
             'timestamp'=>time()