Update copyright
diff --git a/include/polarssl/x509_crt.h b/include/polarssl/x509_crt.h
index 9b027d7..f56a7c0 100644
--- a/include/polarssl/x509_crt.h
+++ b/include/polarssl/x509_crt.h
@@ -3,7 +3,7 @@
  *
  * \brief X.509 certificate parsing and writing
  *
- *  Copyright (C) 2006-2013, Brainspark B.V.
+ *  Copyright (C) 2006-2013, ARM Limited, All Rights Reserved
  *
  *  This file is part of mbed TLS (http://www.polarssl.org)
  *  Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>