diff --git a/readme.md b/readme.md
index 68ebcdc..8dfa8f5 100644
--- a/readme.md
+++ b/readme.md
@@ -1,6 +1,21 @@
 ***MINERCANTILE***
 
-A minetest mod by crabman, under the original idea of Cyberpangolin
+A minetest trading mod by crabman, under the original idea of Cyberpangolin
+
+    This program 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.
+
+    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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+    
+
 
 PLEASE NOTE: THIS MOD (including this readme file) IS UNDER A HARD WORK AND NOT READY TO USE INGAME FOR NOW !