diff --git a/libretroshare/src/upnp/upnputil.c b/libretroshare/src/upnp/upnputil.c
index 8e9177451..0ee6bec42 100644
--- a/libretroshare/src/upnp/upnputil.c
+++ b/libretroshare/src/upnp/upnputil.c
@@ -1,22 +1,25 @@
-/**************************************************************************************
- * MiniUPnPc *
- * Copyright (c) 2005-2016, Thomas BERNARD *
- * All rights reserved. *
- * *
- * Redistribution and use in source and binary forms, with or without *
- * modification, are permitted provided that the following conditions are met: *
- * *
- * * Redistributions of source code must retain the above copyright notice, *
- * this list of conditions and the following disclaimer. *
- * * Redistributions in binary form must reproduce the above copyright notice, *
- * this list of conditions and the following disclaimer in the documentation *
- * and/or other materials provided with the distribution. *
- * * The name of the author may not be used to endorse or promote products *
- * derived from this software without specific prior written permission. *
- * This software is subject to the conditions detailed in the *
- * LICENCE file provided in this distribution. *
- * *
- **************************************************************************************/
+/*******************************************************************************
+ * libretroshare/src/upnp: upnputil.c *
+ * *
+ * libretroshare: retroshare core library *
+ * From MiniUPnPc, re-licensed with permission *
+ * *
+ * Copyright (c) 2005-2016, Thomas BERNARD *
+ * *
+ * This program is free software: you can redistribute it and/or modify *
+ * it under the terms of the GNU Lesser General Public License as *
+ * published by the Free Software Foundation, either version 3 of the *
+ * License, or (at your option) any later version. *
+ * *
+ * This program 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 Lesser General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU Lesser General Public License *
+ * along with this program. If not, see . *
+ * *
+ *******************************************************************************/
//this file uses miniupnp
//From https://github.com/miniupnp/miniupnp/blob/master/miniupnpc/upnpc.c
diff --git a/libretroshare/src/upnp/upnputil.h b/libretroshare/src/upnp/upnputil.h
index 20339bb72..9586418a4 100644
--- a/libretroshare/src/upnp/upnputil.h
+++ b/libretroshare/src/upnp/upnputil.h
@@ -1,22 +1,26 @@
-/**************************************************************************************
- * MiniUPnPc *
- * Copyright (c) 2005-2016, Thomas BERNARD *
- * All rights reserved. *
- * *
- * Redistribution and use in source and binary forms, with or without *
- * modification, are permitted provided that the following conditions are met: *
- * *
- * * Redistributions of source code must retain the above copyright notice, *
- * this list of conditions and the following disclaimer. *
- * * Redistributions in binary form must reproduce the above copyright notice, *
- * this list of conditions and the following disclaimer in the documentation *
- * and/or other materials provided with the distribution. *
- * * The name of the author may not be used to endorse or promote products *
- * derived from this software without specific prior written permission. *
- * This software is subject to the conditions detailed in the *
- * LICENCE file provided in this distribution. *
- * *
- **************************************************************************************/
+/*******************************************************************************
+ * libretroshare/src/upnp: upnputil.h *
+ * *
+ * libretroshare: retroshare core library *
+ * From MiniUPnPc, re-licensed with permission *
+ * *
+ * Copyright (c) 2005-2016, Thomas BERNARD *
+ * *
+ * This program is free software: you can redistribute it and/or modify *
+ * it under the terms of the GNU Lesser General Public License as *
+ * published by the Free Software Foundation, either version 3 of the *
+ * License, or (at your option) any later version. *
+ * *
+ * This program 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 Lesser General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU Lesser General Public License *
+ * along with this program. If not, see . *
+ * *
+ *******************************************************************************/
+
//this file uses miniupnp
#ifndef MINIUPNP_UTIL_H_