Index: /CKEditor/trunk/_source/plugins/list/plugin.js
===================================================================
--- /CKEditor/trunk/_source/plugins/list/plugin.js	(revision 7053)
+++ /CKEditor/trunk/_source/plugins/list/plugin.js	(revision 7054)
@@ -1,3 +1,3 @@
-/*
+/*
 Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.
 For licensing, see LICENSE.html or http://ckeditor.com/license
@@ -108,4 +108,6 @@
 					if ( orgDir != rootNode.getDirection( 1 ) )
 						currentListItem.setAttribute( 'dir', orgDir );
+					else
+						currentListItem.removeAttribute( 'dir' );
 
 					for ( var i = 0 ; i < item.contents.length ; i++ )
@@ -151,5 +153,7 @@
 
 					if ( item.grandparent.getDirection( 1 ) != orgDir && currentListItem.type == CKEDITOR.NODE_ELEMENT )
-							currentListItem.setAttribute( 'dir', orgDir );
+						currentListItem.setAttribute( 'dir', orgDir );
+					else
+						currentListItem.removeAttribute( 'dir' );
 
 					for ( i = 0 ; i < item.contents.length ; i++ )