diff --git a/drivers/gr-gn3s/CMakeLists.txt b/drivers/gr-gn3s/CMakeLists.txt
index 83a9b987b..c5ee3ef2e 100644
--- a/drivers/gr-gn3s/CMakeLists.txt
+++ b/drivers/gr-gn3s/CMakeLists.txt
@@ -1,4 +1,4 @@
-# Copyright (C) 2010-2013  (see AUTHORS file for a list of contributors)
+# Copyright (C) 2010-2015  (see AUTHORS file for a list of contributors)
 #
 # This file is part of GNSS-SDR.
 #
diff --git a/drivers/gr-gn3s/README.md b/drivers/gr-gn3s/README.md
index 507170774..3c4f067b0 100644
--- a/drivers/gr-gn3s/README.md
+++ b/drivers/gr-gn3s/README.md
@@ -4,11 +4,11 @@ Source maintainer: Javier Arribas (jarribas at cttc.es)
 
 This document describes how to build the GN3S V2 GPS Sampler GNU Radio Source USB 2.0 driver. 
 
-More information on the device (not available anymore) can be found in http://www.sparkfun.com/products/8238
+More information on the device (not available anymore) can be found at http://www.sparkfun.com/products/8238
 
-The driver core is based on Gregory W. Hecker driver available in http://github.com/gps-sdr/gps-sdr.
+The driver core is based on Gregory W. Hecker driver available at http://github.com/gps-sdr/gps-sdr.
 
-GR-GN3S contains a GNU Radio fully compliant gr-block signal source intended to be used either with GNSS-SDR as a signal source or as 
+GR-GN3S is a GNU Radio's compliant signal source block intended to be used either with GNSS-SDR as a signal source or as 
 standalone signal source block instantiated from a GNU Radio flowgraph from C++ or using Python (also includes a gnuradio-companion interface).
 
 ## Install GNU Radio:
@@ -85,6 +85,9 @@ $ cmake ../
 $ make
 ~~~~~~
 
+NOTE: If you have installed GNU Radio via the gnuradio-dev package, you might need to use ```cmake -DCMAKE_INSTALL_PREFIX=/usr ../``` instead of ```cmake ../``` in order to make the module visible from gnuradio-companion once installed.
+
+
 - If everything went fine, install the driver as root
 
 ~~~~~~
diff --git a/drivers/gr-gn3s/grc/CMakeLists.txt b/drivers/gr-gn3s/grc/CMakeLists.txt
index 663c8ac4b..a03cecb63 100644
--- a/drivers/gr-gn3s/grc/CMakeLists.txt
+++ b/drivers/gr-gn3s/grc/CMakeLists.txt
@@ -1,21 +1,20 @@
-# Copyright 2011 Free Software Foundation, Inc.
+# Copyright (C) 2012-2015  (see AUTHORS file for a list of contributors)
 #
-# This file is part of GNU Radio
+# This file is part of GNSS-SDR.
 #
-# GNU Radio is free software; you can redistribute it and/or modify
+# GNSS-SDR 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.
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
 #
-# GNU Radio is distributed in the hope that it will be useful,
+# GNSS-SDR 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 GNU Radio; see the file COPYING.  If not, write to
-# the Free Software Foundation, Inc., 51 Franklin Street,
-# Boston, MA 02110-1301, USA.
+# along with GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
+#
 
 install(FILES
     gn3s_source_cc.xml