diff --git a/library/bignum.c b/library/bignum.c
index 5f61d13..cf6ff5a 100644
--- a/library/bignum.c
+++ b/library/bignum.c
@@ -1,12 +1,9 @@
 /*
  *  Multi-precision integer library
  *
- *  Copyright (C) 2006-2010, Brainspark B.V.
+ *  Copyright (C) 2006-2010, ARM Limited, All Rights Reserved
  *
- *  This file is part of PolarSSL (http://www.polarssl.org)
- *  Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
- *
- *  All rights reserved.
+ *  This file is part of mbed TLS (https://www.polarssl.org)
  *
  *  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