diff --git a/bacnet-stack/ports/linux/dlmstp.c b/bacnet-stack/ports/linux/dlmstp.c
index fc191087..5e37d08f 100644
--- a/bacnet-stack/ports/linux/dlmstp.c
+++ b/bacnet-stack/ports/linux/dlmstp.c
@@ -1,7 +1,7 @@
 /**************************************************************************
 *
 * Copyright (C) 2008 Steve Karg <skarg@users.sourceforge.net>
-* Updated by ?????? ????? 2011 <nikola.jelic@euroicc.com>
+* Updated by Nikola Jelic 2011 <nikola.jelic@euroicc.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
diff --git a/bacnet-stack/ports/linux/rs485.c b/bacnet-stack/ports/linux/rs485.c
index 04c12d71..fa5f99d3 100644
--- a/bacnet-stack/ports/linux/rs485.c
+++ b/bacnet-stack/ports/linux/rs485.c
@@ -1,7 +1,7 @@
 /*####COPYRIGHTBEGIN####
  -------------------------------------------
  Copyright (C) 2007 Steve Karg <skarg@users.sourceforge.net>
- Updated by ?????? ????? 2011 <nikola.jelic@euroicc.com>
+ Updated by Nikola Jelic 2011 <nikola.jelic@euroicc.com>
 
  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License
diff --git a/bacnet-stack/src/wpm.c b/bacnet-stack/src/wpm.c
index 780a5ba5..7e3e302b 100644
--- a/bacnet-stack/src/wpm.c
+++ b/bacnet-stack/src/wpm.c
@@ -1,7 +1,7 @@
 /**************************************************************************
 *
 * Copyright (C) 2011 Krzysztof Malorny <malornykrzysztof@gmail.com>
-* Contributions by ?????? ????? 2011 <nikola.jelic@euroicc.com>
+* Contributions by Nikola Jelic 2011 <nikola.jelic@euroicc.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the