diff --git a/.travis.yml b/.travis.yml
index d0cadb38dba9ed4c248fc941c9ebfe4c5547b5cb..702ad8f65955fbe9e5f2920282dcc16798c6b5b2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -50,3 +50,4 @@ notifications:
 
 after_success:
   - if [ "$TRAVIS_OS_NAME" == "linux" ]; then curl -X POST $DOCKER_REBUILD_URL; fi
+  - if [ "$TRAVIS_OS_NAME" == "linux" ]; then npm run coveralls; fi
diff --git a/package.json b/package.json
index 898ff698d850924df37431e53bb0d9685b3f059c..459add68ad569c499ac25ecf50277f30a0a322da 100755
--- a/package.json
+++ b/package.json
@@ -17,13 +17,14 @@
   "scripts": {
     "ts-node": "ts-node",
     "build": "tsc && shx cp package.json dist/ && shx cp src/puppet-web/*.js dist/src/puppet-web/",
+    "coveralls": "nyc report --reporter=text-lcov | coveralls",
     "doctor": "ts-node bin/doctor",
     "clean": "shx rm -fr dist/*",
     "lint": "npm run eslint && npm run tslint",
     "eslint": "eslint \"{bin,example,src,test}/**/*.js\"",
     "tslint": "tslint \"{bin,example,src,test}/**/*.ts\" && tsc --noEmit",
     "pretest": "npm run lint && npm run clean && npm run build",
-    "sloc": "sloc \"{bin,example,src,test,index.ts}\" --details --format cli-table --keys total,source,comment && sloc \"{bin,example,src,test,index.ts}\"",
+    "sloc": "sloc bin example src test index.ts --details --format cli-table --keys total,source,comment && sloc bin example src test index.ts",
     "test": "npm run test:chrome",
     "posttest": "npm run clean && npm run sloc",
     "test:phantomjs": "cross-env LC_ALL=C WECHATY_LOG=info WECHATY_HEAD=phantomjs ava --timeout=10m \"dist/test/*.spec.js\"",
@@ -113,9 +114,11 @@
     "ava": "^0.16.0",
     "babel-eslint": "^6.1.2",
     "cookie-parser": "^1.4.3",
+    "coveralls": "^2.11.14",
     "cross-env": "^2.0.0",
     "eslint": "^3.4.0",
     "eslint-plugin-ava": "^3.0.0",
+    "nyc": "^8.3.2",
     "qrcode-terminal": "^0.10.0",
     "shx": "^0.1.4",
     "sinon": "^1.17.5",