diff --git a/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/kernels/volk_gnsssdr/volk_gnsssdr_16ic_resamplerxnpuppet_16ic.h b/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/kernels/volk_gnsssdr/volk_gnsssdr_16ic_resamplerxnpuppet_16ic.h
index c3f3e0d5e..6e7ebbbf1 100644
--- a/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/kernels/volk_gnsssdr/volk_gnsssdr_16ic_resamplerxnpuppet_16ic.h
+++ b/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/kernels/volk_gnsssdr/volk_gnsssdr_16ic_resamplerxnpuppet_16ic.h
@@ -1,6 +1,6 @@
 /*!
  * \file volk_gnsssdr_16ic_resamplerxnpuppet_16ic.h
- * \brief Volk puppet for the 16-bit complex vector resampler kernel
+ * \brief Volk puppet for the multiple 16-bit complex vector resampler kernel
  * \authors <ul>
  *          <li> Carles Fernandez Prades 2016 cfernandez at cttc dot cat
  *          </ul>
diff --git a/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/kernels/volk_gnsssdr/volk_gnsssdr_16ic_rotatorpuppet_16ic.h b/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/kernels/volk_gnsssdr/volk_gnsssdr_16ic_rotatorpuppet_16ic.h
index 87632b2dc..a5394d916 100644
--- a/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/kernels/volk_gnsssdr/volk_gnsssdr_16ic_rotatorpuppet_16ic.h
+++ b/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/kernels/volk_gnsssdr/volk_gnsssdr_16ic_rotatorpuppet_16ic.h
@@ -1,3 +1,37 @@
+/*!
+ * \file volk_gnsssdr_16ic_rotatorpuppet_16ic.h
+ * \brief Volk puppet for the 16-bit complex rotator kernel
+ * \authors <ul>
+ *          <li> Carles Fernandez Prades 2016 cfernandez at cttc dot cat
+ *          </ul>
+ *
+ * Volk puppet for integrating the resampler into volk's test system
+ *
+ * -------------------------------------------------------------------------
+ *
+ * Copyright (C) 2010-2015  (see AUTHORS file for a list of contributors)
+ *
+ * GNSS-SDR is a software defined Global Navigation
+ *          Satellite Systems receiver
+ *
+ * This file is part of GNSS-SDR.
+ *
+ * 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 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * -------------------------------------------------------------------------
+ */
+
 #ifndef INCLUDED_volk_gnsssdr_16ic_rotatorpuppet_16ic_H
 #define INCLUDED_volk_gnsssdr_16ic_rotatorpuppet_16ic_H
 
diff --git a/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/kernels/volk_gnsssdr/volk_gnsssdr_16ic_x2_dotprodxnpuppet_16ic.h b/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/kernels/volk_gnsssdr/volk_gnsssdr_16ic_x2_dotprodxnpuppet_16ic.h
index 9be0b8f25..e4c8b3823 100644
--- a/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/kernels/volk_gnsssdr/volk_gnsssdr_16ic_x2_dotprodxnpuppet_16ic.h
+++ b/src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/kernels/volk_gnsssdr/volk_gnsssdr_16ic_x2_dotprodxnpuppet_16ic.h
@@ -1,6 +1,6 @@
 /*!
  * \file volk_gnsssdr_16ic_x2_dotprodxnpuppet_16ic.h
- * \brief Volk puppet for the 16-bit complex vector resampler kernel
+ * \brief Volk puppet for the multiple 16-bit complex dot product kernel
  * \authors <ul>
  *          <li> Carles Fernandez Prades 2016 cfernandez at cttc dot cat
  *          </ul>