diff --git a/system/upgrade/index.php b/system/upgrade/index.php
index ca8f9b41..67b1ed66 100644
--- a/system/upgrade/index.php
+++ b/system/upgrade/index.php
@@ -1,4 +1,5 @@
 <?php
+$config_file = 'config/config.ini';
 
 require 'system/vendor/autoload.php';
 require 'system/htmly.php';