diff --git a/mobile/plugins/payment/wxpay.php b/mobile/plugins/payment/wxpay.php
index 471d5e5..ad42123 100755
--- a/mobile/plugins/payment/wxpay.php
+++ b/mobile/plugins/payment/wxpay.php
@@ -198,13 +198,13 @@ class wxpay
             $_SESSION['openid'] = 'oCTanxBeiVFWlekJT_GiPZM2UiGY';  //sc_test
         }
         $order_amount = $order['order_amount'] * 100;
-        
+
         // 访问大连支付接口
         $url = "https://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
         var_dump($url);
         $_SESSION['prev_url'] = $url;
         var_dump($_SESSION['prev_url']);
-        header('Location: https://shop.heavenk.com/mobile/dalianpay/demo/pay.php?openid=' . $_SESSION['openid'] . '&reqsn=' . $order['order_sn'] . '$trxamt=' . $order_amount);
+        header('Location: https://shop.heavenk.com/mobile/dalianpay/demo/pay.php?openid=' . $_SESSION['openid'] . '&reqsn=' . $order['order_sn'] . '&trxamt=' . $order_amount);
         // // header('Location: https://www.baidu.com');
         // exit; // 终止当前脚本的执行，确保页面跳转生效
         // require_once('../../demo/pay.php');