diff --git a/core/COPYRIGHT.txt b/core/COPYRIGHT.txt
index 1c4ad0e..52e7777 100644
--- a/core/COPYRIGHT.txt
+++ b/core/COPYRIGHT.txt
@@ -1,4 +1,4 @@
-All Drupal code is Copyright 2001 - 2012 by the original authors.
+All Drupal code is Copyright 2001 - 2013 by the original authors.
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
@@ -42,10 +42,10 @@ Javascript
   jQuery Mousewheel - Copyright (c) 2010 Brandon Aaron
     (http://brandonaaron.net)
 
-  jQuery Metadata - Copyright (c) 2006 John Resig, Yehuda Katz, Jörn Zaefferer,
+  jQuery Metadata - Copyright (c) 2006 John Resig, Yehuda Katz, J�rn Zaefferer,
     Paul McLanahan
 
-  jQuery Once - Copyright (c) 2009 Konstantin Käfer
+  jQuery Once - Copyright (c) 2009 Konstantin K�fer
 
   jQuery UI - Copyright (c) 2012 by the original authors
     (http://jqueryui.com/about)