diff --git a/mobile/blank.php b/mobile/blank.php
index 841fee4..e7713d3 100644
--- a/mobile/blank.php
+++ b/mobile/blank.php
@@ -25,7 +25,7 @@ if ($code != null){
     var_dump("code is null");
 }  // code已经成功获取到
 
-$url = 'https://api.weixin.qq.com/sns/oauth2/access_token?appid=' . $app_id . '&secret=' . $app_secret . '&code=' . $code . '&grant_type=authorization_code';
+$url = 'https://api.weixin.qq.com/sns/oauth2/access_token?appid=' . $appid . '&secret=' . $appsecret . '&code=' . $code . '&grant_type=authorization_code';
 $response = file_get_contents($url);
 echo $response;
 // $data = json_decode($response, true);