diff --git a/package.json b/package.json
index ee95c88..b9280f5 100644
--- a/package.json
+++ b/package.json
@@ -2,6 +2,7 @@
     "name": "expect.js"
   , "version": "0.3.1"
   , "description": "BDD style assertions for node and the browser."
+  , "license": "MIT"
   , "scripts": {
     "test": "mocha --require ./test/common --growl test/expect.js"
   }