Index: branches/5.3.x/core/units/admin/admin_config.php
===================================================================
diff -u -N -r15974 -r16395
--- branches/5.3.x/core/units/admin/admin_config.php	(.../admin_config.php)	(revision 15974)
+++ branches/5.3.x/core/units/admin/admin_config.php	(.../admin_config.php)	(revision 16395)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: admin_config.php 15974 2013-10-03 12:12:52Z alex $
+* @version	$Id: admin_config.php 16395 2016-11-12 12:43:14Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -20,6 +20,10 @@
 	'EventHandlerClass' => Array ('class' => 'AdminEventsHandler', 'file' => 'admin_events_handler.php', 'build_event' => 'OnBuild'),
 	'TagProcessorClass' => Array ('class' => 'AdminTagProcessor', 'file' => 'admin_tag_processor.php', 'build_event' => 'OnBuild'),
 
+	'RegisterClasses' => Array (
+		Array ('pseudo' => 'UnitConfigDecorator', 'class' => 'UnitConfigDecorator', 'file' => 'admin_events_handler.php', 'build_event' => ''),
+	),
+
 	'AutoLoad' => false, // because defaults to `true`
 
 	'QueryString' => Array (
@@ -98,4 +102,4 @@
 
 		'Content' => Array ('type' => 'string', 'default' => ''),
 	),
-);
\ No newline at end of file
+);