diff --git a/config/config.php b/config/config.php
index b1df1f5794..910d4ba282 100644
--- a/config/config.php
+++ b/config/config.php
@@ -31,7 +31,7 @@ $config->requestFix  = '-';               // The divider in the url when PATH_IN
 $config->moduleVar   = 'm';               // requestType=GET: the module var name.
 $config->methodVar   = 'f';               // requestType=GET: the method var name.
 $config->viewVar     = 't';               // requestType=GET: the view var name.
-$config->sessionVar  = 'sid';             // requestType=GET: the session var name.
+$config->sessionVar  = 'zentaosid';       // requestType=GET: the session var name.
 $config->allowedTags = '<p><span><h1><h2><h3><h4><h5><em><u><strong><br><ol><ul><li><img><a><b><font><hr><pre><div><table><td><th><tr><tbody><embed><style>';
 $config->accountRule = '|^[a-zA-Z0-9_]{1}[a-zA-Z0-9_\.]{1,}[a-zA-Z0-9_]{1}$|';
 
diff --git a/module/misc/control.php b/module/misc/control.php
index 867dd8987b..f693fb6441 100644
--- a/module/misc/control.php
+++ b/module/misc/control.php
@@ -141,7 +141,7 @@ class misc extends control
     public function qrCode()
     {
         $loginAPI = common::getSysURL() . $this->config->webRoot;
-        $session  = $this->loadModel('user')->isLogon() ? '?sid=' . session_id() : '';
+        $session  = $this->loadModel('user')->isLogon() ? '?' . $this->config->sessionVar . '=' . session_id() : '';
 
         if(!extension_loaded('gd'))
         {