diff --git a/README.md b/README.md
index 84b30c4..52fe0d2 100644
--- a/README.md
+++ b/README.md
@@ -14,3 +14,7 @@ See a live demo at [http://pandoc.networkcultures.org](http://pandoc.networkcult
 To run:
 
     python serve.py
+
+## License
+
+This software is released under a [GPLv3 license](http://www.gnu.org/copyleft/gpl.html). See LICENSE.
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