Index: README.md
==================================================================
--- README.md
+++ README.md
@@ -24,10 +24,16 @@
 - [Chisel](https://chiselapp.com/user/reduce-algebra/repository/mtt)
 - [Sourceforge](http://mtt.sf.net) *(Archived)*
   - [MTT Developers Mailing List Archive](https://sourceforge.net/p/mtt/mailman/mtt-developers/?limit=250&style=threaded)
   - [MTT Help Mailing List Archive](https://sourceforge.net/p/mtt/mailman/mtt-help/?limit=250&style=threaded)
 
+----
+
+## License
+
+- GNU General Public License, Version 2, June 1991 (GPLv2)
+
 ----
 
 ## Issue Tracking
 
 - [GitHub Issues](https://github.com/reduce-algebra/mtt/issues)