README.md in urlscan-0.1.0 vs README.md in urlscan-0.1.1

- old
+ new

@@ -1,8 +1,9 @@
 # UrlScan
 
 [![Build Status](https://travis-ci.org/ninoseki/urlscan.svg?branch=master)](https://travis-ci.org/ninoseki/urlscan)
 [![Maintainability](https://api.codeclimate.com/v1/badges/c6625486f2d57039adef/maintainability)](https://codeclimate.com/github/ninoseki/urlscan/maintainability)
+[![Coverage Status](https://coveralls.io/repos/github/ninoseki/urlscan/badge.svg?branch=master)](https://coveralls.io/github/ninoseki/urlscan?branch=master)
 
 ## Description
 
 Ruby API client for [urlscan.io](https://urlscan.io/)
 