diff --git a/webapp/controller/KefuController.class.php b/webapp/controller/KefuController.class.php
index 486b65e..1ca2d75 100644
--- a/webapp/controller/KefuController.class.php
+++ b/webapp/controller/KefuController.class.php
@@ -370,7 +370,7 @@ class KefuController {
         }
     }
 
-    function https_request($url, $data = null)
+    function httpsRequest($url, $data = null)
     {
         $curl = curl_init();
         curl_setopt($curl, CURLOPT_URL, $url);
@@ -395,7 +395,7 @@ class KefuController {
         );
         $access_token = $this->getAccessToken($gameid);
         $url = "https://api.weixin.qq.com/cgi-bin/media/upload?access_token=$access_token&type=$type";
-        $res_str = $this->https_request($url, $filedata);
+        $res_str = $this->httpsRequest($url, $filedata);
         $res = json_decode($res_str, true);
         if(isset($res['media_id'])) {
             return $res['media_id'];