diff --git a/lib/hackrf/hackrf_sink_c.cc b/lib/hackrf/hackrf_sink_c.cc
index 3a1e7da..00f9768 100644
--- a/lib/hackrf/hackrf_sink_c.cc
+++ b/lib/hackrf/hackrf_sink_c.cc
@@ -1,6 +1,7 @@
 /* -*- c++ -*- */
 /*
  * Copyright 2013 Dimitri Stolnikov <horiz0n@gmx.net>
+ * Copyright 2014 Hoernchen <la@tfc-server.de>
  *
  * GNU Radio is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by