diff --git a/controllers/admin/AdminGroupsController.php b/controllers/admin/AdminGroupsController.php
index 17c44fe80..e5bebd0d3 100644
--- a/controllers/admin/AdminGroupsController.php
+++ b/controllers/admin/AdminGroupsController.php
@@ -273,7 +273,7 @@ class AdminGroupsControllerCore extends AdminController
 		$this->fields_value['reduction'] = isset($group->reduction) ? $group->reduction : 0;
 
 		$helper = new Helper();
-		$this->tpl_form_vars['categoryTreeView'] = $helper->renderCategoryTree(null, array(), 'id_category', true, false, array(), true);
+		$this->tpl_form_vars['categoryTreeView'] = $helper->renderCategoryTree(null, array(), 'id_category', true, false, array(), true, true);
 
 		return parent::renderForm();
 	}