diff --git a/README.md b/README.md
index cd445fc..d295bd6 100644
--- a/README.md
+++ b/README.md
@@ -49,4 +49,12 @@ This assumes you have Cordova and a working Android SDK installed.
 1. Install [Yarn](https://yarnpkg.com), and run `./yarninstall.sh` to grab dependencies.
 2. Run `./removebloat.sh` to cut the APK size in half.
 3. Run `cordova platform add android`.
-4. Run `cordova build android --release`.
\ No newline at end of file
+4. Run `cordova build android --release`.
+
+
+License
+-------
+
+The code in `www` (except `node_modules`) is licensed under the Mozilla Public
+License 2.0.  We didn't write the rest, most of it is autogenerated or third-party.
+Consult `licenses.txt` or the built-in open source info page for details.
\ No newline at end of file