diff --git a/lib/decoding/tch_f_decoder_impl.cc b/lib/decoding/tch_f_decoder_impl.cc
index 5601c00..1680caa 100644
--- a/lib/decoding/tch_f_decoder_impl.cc
+++ b/lib/decoding/tch_f_decoder_impl.cc
@@ -1,7 +1,7 @@
 /* -*- c++ -*- */
 /*
  * @file
- * @author Piotr Krysik <ptrkrysik@gmail.com>
+ * @author Roman Khassraf <rkhassraf@gmail.com>
  * @section LICENSE
  *
  * Gr-gsm is free software; you can redistribute it and/or modify
diff --git a/lib/decoding/tch_f_decoder_impl.h b/lib/decoding/tch_f_decoder_impl.h
index aa443b7..dfa1ac3 100644
--- a/lib/decoding/tch_f_decoder_impl.h
+++ b/lib/decoding/tch_f_decoder_impl.h
@@ -1,7 +1,7 @@
 /* -*- c++ -*- */
 /*
  * @file
- * @author Piotr Krysik <ptrkrysik@gmail.com>
+ * @author Roman Khassraf <rkhassraf@gmail.com>
  * @section LICENSE
  *
  * Gr-gsm is free software; you can redistribute it and/or modify
diff --git a/lib/demapping/tch_f_chans_demapper_impl.cc b/lib/demapping/tch_f_chans_demapper_impl.cc
index 725b0ec..cc24b9e 100644
--- a/lib/demapping/tch_f_chans_demapper_impl.cc
+++ b/lib/demapping/tch_f_chans_demapper_impl.cc
@@ -1,7 +1,7 @@
 /* -*- c++ -*- */
 /*
  * @file
- * @author Piotr Krysik <ptrkrysik@gmail.com>
+ * @author Roman Khassraf <rkhassraf@gmail.com>
  * @section LICENSE
  *
  * Gr-gsm is free software; you can redistribute it and/or modify
diff --git a/lib/demapping/tch_f_chans_demapper_impl.h b/lib/demapping/tch_f_chans_demapper_impl.h
index b989564..2afad8b 100644
--- a/lib/demapping/tch_f_chans_demapper_impl.h
+++ b/lib/demapping/tch_f_chans_demapper_impl.h
@@ -1,7 +1,7 @@
 /* -*- c++ -*- */
 /*
  * @file
- * @author Piotr Krysik <ptrkrysik@gmail.com>
+ * @author Roman Khassraf <rkhassraf@gmail.com>
  * @section LICENSE
  *
  * Gr-gsm is free software; you can redistribute it and/or modify