diff --git a/app/Services/WeChatPayService.php b/app/Services/WeChatPayService.php
index 87ef6542..0f9b22c5 100644
--- a/app/Services/WeChatPayService.php
+++ b/app/Services/WeChatPayService.php
@@ -9,8 +9,10 @@ use EasyWeChat\Payment\Application;
 
 class WeChatPayService
 {
-    // 小程序交易类型
-    // https://pay.weixin.qq.com/wiki/doc/api/app/app.php?chapter=4_2
+    /**
+     * 小程序交易类型
+     * https://pay.weixin.qq.com/wiki/doc/api/app/app.php?chapter=4_2
+     */
     public const TRADE_TYPE_JSAPI = 'JSAPI';    // JSAPI支付
     public const TRADE_TYPE_APP = 'APP';        // App支付
     public const TRADE_TYPE_NATIVE = 'NATIVE';  // Native支付
@@ -69,7 +71,7 @@ class WeChatPayService
             );
         }
 
-        if (data_get($result, 'err_code') !== 'SUCCESS') {
+        if (data_get($result, 'result_code') !== 'SUCCESS') {
             throw new WeChatPayException(
                 sprintf(
                     '[%s] %s',