diff --git a/mobile/plugins/payment/wxpay.php b/mobile/plugins/payment/wxpay.php
index 3e1d2ce..fc22016 100755
--- a/mobile/plugins/payment/wxpay.php
+++ b/mobile/plugins/payment/wxpay.php
@@ -221,7 +221,7 @@ class wxpay
 
         // 从大连支付接口返回的参数
         $this->parameters["appid"] = $payinfo['appId']; // 公众账号ID
-        $this->parameters["mch_id"] = '100018380507D2C'; // 商户号  sc_test
+        $this->parameters["mch_id"] = '563222080502LGB'; // 商户号  sc_test
         // $this->parameters["spbill_create_ip"] = $_SERVER['REMOTE_ADDR']; // 终端ip
         $this->parameters["nonce_str"] = $payinfo['nonceStr']; // 随机字符串
         $this->parameters["sign"] = $payinfo['paySign']; // 签名