diff --git a/php/AuthSCHClient.class.php b/php/AuthSCHClient.class.php
index 89450f7f3defa3196a129c4bbe04b1565644bbbd..099f9858c2eb3f8e3982881e4778315df3fa9461 100644
--- a/php/AuthSCHClient.class.php
+++ b/php/AuthSCHClient.class.php
@@ -18,7 +18,7 @@ class AuthSCHClient {
                 session_set_cookie_params(3600,"/");
                 session_start();
             }
-            if(!isset($_SESSION['access_token'])) {
+            if(!isset($_SESSION['tokens'])) {
                 // auth token not exists
                 
                 // get tokens from auth.sch.bme.hu