diff --git a/classes/AdminController.php b/classes/AdminController.php
index 1cdd51c9e..a8c441d51 100644
--- a/classes/AdminController.php
+++ b/classes/AdminController.php
@@ -71,6 +71,9 @@ class AdminControllerCore extends Controller
 	/** @var string Default ORDER BY clause when $_orderBy is not defined */
 	protected $_defaultOrderBy = false;
 
+	public $tpl_form_vars;
+	public $tpl_list_vars;
+
 	/** @var array Errors displayed after post processing */
 	public $_errors = array();