diff --git a/core/bootstrap.php b/core/bootstrap.php
index 69b7fdf..6b24c8e 100644
--- a/core/bootstrap.php
+++ b/core/bootstrap.php
@@ -27,7 +27,7 @@
 
 
 // SAFE MODE CHECK
-if (ini_get("safe_mode"))
+if (ini_get("safe_mode") && strtolower(ini_get("safe_mode")) !== 'off')
     die("The \"safe_mode\" PHP ini setting is turned on! You cannot run KCFinder in safe mode.");