diff --git a/mobile/plugins/payment/wxnotify.php b/mobile/plugins/payment/wxnotify.php
index 700a50b..c7d1d38 100644
--- a/mobile/plugins/payment/wxnotify.php
+++ b/mobile/plugins/payment/wxnotify.php
@@ -29,6 +29,7 @@
 // }
 session_start();
 $logFilePath = './wxlogde_decrypt.txt'; // 日志文件保存路径
+file_put_contents($logFilePath, "message:\n\r", LOCK_EX);
 $openid = $_SESSION['openid'];
 $template_id = '5JCt5gNGM7sfwWnRqwWsjH138DixCFJ7sPEbToYQAmQ';
 $access_token = $_SESSION['access_token'];
@@ -73,8 +74,6 @@ if ($response === false) {
 }
 
 
-file_put_contents($logFilePath, "message:\n\r", FILE_APPEND | LOCK_EX);
-
 // 获取异步回调的数据
 $postData = file_get_contents('php://input');