diff --git a/README.md b/README.md
index 3dbebe06..a7c1e26a 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 
 [![Travis Build Status](https://travis-ci.org/tfussell/xlnt.svg)](https://travis-ci.org/tfussell/xlnt)
 [![AppVeyor Build status](https://ci.appveyor.com/api/projects/status/2hs79a1xoxy16sol?svg=true)](https://ci.appveyor.com/project/tfussell/xlnt)
-[![Coveralls Coverage Status](https://coveralls.io/repos/tfussell/xlnt/badge.svg?branch=master&service=github)](https://coveralls.io/github/tfussell/xlnt?branch=master)
+[![Coverage Status](https://coveralls.io/repos/github/tfussell/xlnt/badge.svg?branch=master)](https://coveralls.io/github/tfussell/xlnt?branch=master)
 [![ReadTheDocs Documentation Status](https://readthedocs.org/projects/xlnt/badge/?version=latest)](http://xlnt.readthedocs.org/en/latest/?badge=latest)
 [![License](http://img.shields.io/badge/license-MIT-blue.svg?style=flat)](http://opensource.org/licenses/MIT)