diff --git a/init/init.inc.php b/init/init.inc.php
index 0d8acc6..b90ea80 100644
--- a/init/init.inc.php
+++ b/init/init.inc.php
@@ -19,4 +19,5 @@ unset($path);
 require(CONFIG_PATH.'/routers.inc.php');
 
 define('E_404', 404);
+define('E_403', 403);
 ?>
\ No newline at end of file