diff --git a/lib/init.php b/lib/init.php
index 11d48d10..0448a244 100644
--- a/lib/init.php
+++ b/lib/init.php
@@ -103,7 +103,7 @@ unset($_);
 unset($value);
 unset($key);
 
-$filename = htmlentities(basename($_SERVER['PHP_SELF']));
+$filename = htmlentities(basename($_SERVER['SCRIPT_NAME']));
 
 // check whether the userdata file exists
 if (! file_exists(\Froxlor\Froxlor::getInstallDir() . '/lib/userdata.inc.php')) {