diff --git a/license.txt b/license.txt
old mode 100644
new mode 100755
index 184778d763..0466c97c12
--- a/license.txt
+++ b/license.txt
@@ -15,9 +15,8 @@ the Chamilo software, see "documentation/credits.html".
 The full license can be read in "documentation/license.html".
 
 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 2
-of the License, or (at your option) any later version.
+modify it under the terms of the GNU General Public License version 3
+as published by the Free Software Foundation.
 
 See the GNU General Public License for more details.