diff --git a/src/Core/AccessToken.php b/src/Core/AccessToken.php
index 99faf24e9..da406d299 100644
--- a/src/Core/AccessToken.php
+++ b/src/Core/AccessToken.php
@@ -239,7 +239,7 @@ public function getTokenFromServer()
 
         $token = $http->parseJSON($http->get(self::API_TOKEN_GET, $params));
 
-        if (empty($token['access_token'])) {
+        if (empty($token[$this->tokenJsonKey])) {
             throw new HttpException('Request AccessToken fail. response: '.json_encode($token, JSON_UNESCAPED_UNICODE));
         }
 
diff --git a/src/Foundation/Application.php b/src/Foundation/Application.php
index 1dce3d999..a084732eb 100644
--- a/src/Foundation/Application.php
+++ b/src/Foundation/Application.php
@@ -66,7 +66,7 @@
  * @property \EasyWeChat\Card\Card                       $card
  * @property \EasyWeChat\Device\Device                   $device
  * @property \EasyWeChat\ShakeAround\ShakeAround         $shakearound
- * @property \EasyWeChat\User\MiniAppUser                $miniappuser
+ * @property \EasyWeChat\User\MiniAppUser                $mini_app_user
  */
 class Application extends Container
 {