diff --git a/README.md b/README.md
index c791dea..d3b1368 100644
--- a/README.md
+++ b/README.md
@@ -64,4 +64,23 @@ public float line = 1.0;
 ```
 
 This sketch can also be run from the Processing IDE, though it is best to provide arguments with a local `config.txt` file when doing so.
-There isn't a consistent way to provide command line arguments to the IDE on all platforms.
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+There isn't a consistent way to provide command line arguments to the IDE on all platforms.
+
+
+### LICENSE
+
+This 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 2.1 of the License, or (at your option) any later version.
+
+http://creativecommons.org/licenses/LGPL/2.1/
+
+This library 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 library; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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