diff --git a/.gitignore b/.gitignore
index 069a93a..936e71c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 node_modules
 .jsbeautifyrc
+.coveralls.yml
diff --git a/.travis.yml b/.travis.yml
index 96c921b..31916dd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,3 +1,6 @@
 language: node_js
 node_js:
   - "4.5.0"
+
+after_script: NODE_ENV=test istanbul cover ./node_modules/mocha/bin/_mocha --report lcovonly -- -R spec && cat ./coverage/lcov.info | ./node_modules/coveralls/bin/coveralls.js && rm -rf ./coverage
+
diff --git a/package.json b/package.json
index 0095c00..0c09550 100644
--- a/package.json
+++ b/package.json
@@ -13,9 +13,14 @@
     "update": "gapps upload"
   },
   "dependencies": {
+  },
+  "devDependencies": {
     "chai": "^3.5.0",
     "mocha": "^2.5.3",
-    "node-google-apps-script": "^1.1.5"
-  },
-  "devDependencies": {}
+    "node-google-apps-script": "^1.1.5",
+    "coveralls": "^2.11.12",
+    "mocha-lcov-reporter": "^1.2.0",
+    "sinon": "~1.8.0",
+    "istanbul": "~0.2.4"
+  }
 }