diff --git a/check_login.php b/check_login.php
index 9bda9444..2b1a4850 100644
--- a/check_login.php
+++ b/check_login.php
@@ -16,7 +16,7 @@ if(!isset($config_enable_setup) || $config_enable_setup == 1){
   exit;
 }
 
-if(!$_SESSION['logged']){
+if(!isset($_SESSION['logged']) || !$_SESSION['logged']){
   header("Location: login.php");
   die;
 }