diff --git a/package.json b/package.json
index 793869a..06c12dc 100644
--- a/package.json
+++ b/package.json
@@ -22,6 +22,7 @@
   "devDependencies": {
     "chai": "^2.0.0",
     "chai-as-promised": "^4.2.0",
+    "coveralls": "^2.11.4",
     "grunt": "^0.4.5",
     "grunt-cli": "^0.1.13",
     "grunt-contrib-jshint": "^0.11.0",