diff --git a/package.json b/package.json
index 11f357f..7526ec7 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
     "build": "npm run clean && npm run build-babel && npm run build-webpack",
     "build-babel": "babel --ignore 'src/browser.js' --out-dir dist src",
     "build-webpack": "npm run webpack",
-    "clean": "rimraf dist embark.min.js embarkjs-*.tgz",
+    "clean": "rimraf dist embark.min.js embarkjs-*.tgz package",
     "prepack": "npm run build",
     "server": "http-server",
     "test": "echo \"Error: no test specified\" && exit 1",