diff --git a/Upload.class.php b/Upload.class.php
index 14dc9e3..20b779e 100644
--- a/Upload.class.php
+++ b/Upload.class.php
@@ -2,7 +2,7 @@
 
 abstract class Upload
 {
-    protected static $dir_image_cache = 'media/cache/images';
+    public static $dir_image_cache = 'media/cache/images';
 
     public static function getGreagwarImage($file_path)
     {