diff --git a/code/controllers/CMSFileAddController.php b/code/controllers/CMSFileAddController.php
index 67c629d2..d692b44a 100644
--- a/code/controllers/CMSFileAddController.php
+++ b/code/controllers/CMSFileAddController.php
@@ -108,6 +108,8 @@ class CMSFileAddController extends LeftAndMain {
 		);
 		$form->loadDataFrom($folder);
 
+		$this->extend('updateEditForm', $form);
+
 		return $form;
 	}