diff --git a/README.md b/README.md
index 8d9a2a8..fb1f7c0 100644
--- a/README.md
+++ b/README.md
@@ -23,3 +23,5 @@ $ python -m SimpleHTTPServer 8080
 Now you can ask anything in this forum:
 + [https://groups.google.com/forum/#!forum/c3js](https://groups.google.com/forum/#!forum/c3js)
 
+## License
+MIT