diff --git a/lib/receiver/viterbi_detector.cc b/lib/receiver/viterbi_detector.cc
index fa65a85..c3a54fe 100644
--- a/lib/receiver/viterbi_detector.cc
+++ b/lib/receiver/viterbi_detector.cc
@@ -1,21 +1,21 @@
 /* -*- c++ -*- */
 /*
  * @file
- * @author Piotr Krysik <pkrysik@elka.pw.edu.pl>
+ * @author Piotr Krysik <ptrkrysik@gmail.com>
  * @section LICENSE
  *
- * This program is free software; you can redistribute it and/or modify
+ * Gr-gsm is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 3, or (at your option)
  * any later version.
  *
- * This program is distributed in the hope that it will be useful,
+ * Gr-gsm is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.  If not, write to
+ * along with gr-gsm; see the file COPYING.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street,
  * Boston, MA 02110-1301, USA.
  */