diff --git a/_config.php b/_config.php
index 5c19c4e..ca2dc3c 100644
--- a/_config.php
+++ b/_config.php
@@ -14,7 +14,7 @@ Object::add_extension('LeftAndMain', 'ControllerSubsites');
 
 Object::add_extension('Group', 'GroupSubsites');
 Object::add_extension('Member', 'MemberSubsites');
-// Object::add_extension('File', 'FileSubsites');
+Object::add_extension('File', 'FileSubsites');
 Object::add_extension('ErrorPage', 'ErrorPageSubsite');
 if (class_exists('SiteConfig')) Object::add_extension('SiteConfig', 'SiteConfigSubsites');