diff --git a/package.json b/package.json
index d150f9c86..db32daed0 100644
--- a/package.json
+++ b/package.json
@@ -71,6 +71,7 @@
     "grunt-contrib-concat": "^1.0.1",
     "grunt-contrib-copy": "^1.0.0",
     "grunt-contrib-uglify": "^2.0.0",
+    "grunt-contrib-watch": "^1.0.0",
     "grunt-exec": "^1.0.0",
     "grunt-karma": "^2.0.0",
     "grunt-karma-coveralls": "^2.5.4",