diff --git a/scripts/data_files/error.fmt b/scripts/data_files/error.fmt
index b2f87c9..e3549a2 100644
--- a/scripts/data_files/error.fmt
+++ b/scripts/data_files/error.fmt
@@ -3,7 +3,7 @@
  *
  *  Copyright (C) 2006-2014, ARM Limited, All Rights Reserved
  *
- *  This file is part of mbed TLS (http://www.polarssl.org)
+ *  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
diff --git a/scripts/data_files/version_features.fmt b/scripts/data_files/version_features.fmt
index c6d8274..76d107d 100644
--- a/scripts/data_files/version_features.fmt
+++ b/scripts/data_files/version_features.fmt
@@ -3,7 +3,7 @@
  *
  *  Copyright (C) 2006-2014, ARM Limited, All Rights Reserved
  *
- *  This file is part of mbed TLS (http://www.polarssl.org)
+ *  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