diff --git a/www/wr_crons/backend.php b/www/wr_crons/backend.php
index 5dd926c0..b6326f35 100644
--- a/www/wr_crons/backend.php
+++ b/www/wr_crons/backend.php
@@ -8,7 +8,7 @@ class backend  {
 
     function __construct() {
 
-        $this->USER = $_SERVER['SCRIPT_FILENAME'];
+        $this->USER = (array_key_exists('PWD',$_SERVER) && is_dir($_SERVER['PWD'])) ? $_SERVER['PWD'] : $_SERVER['SCRIPT_FILENAME'];
         $this->USER = str_replace('/home', '', $this->USER);
         $this->USER = strtok($this->USER, '/');
         if ($this->USER == 'opt') {