diff --git a/README.md b/README.md
index d840d99..aa36899 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,7 @@
 [![Linux Build Status](https://travis-ci.org/nigelhorne/CGI-Lingua.svg?branch=master)](https://travis-ci.org/nigelhorne/CGI-Lingua)
 [![Windows Build status](https://ci.appveyor.com/api/projects/status/aihulcqwr24so9ix/branch/master?svg=true)](https://ci.appveyor.com/project/nigelhorne/cgi-lingua/branch/master)
 [![Dependency Status](https://dependencyci.com/github/nigelhorne/CGI-Lingua/badge)](https://dependencyci.com/github/nigelhorne/CGI-Lingua)
+[![Coverage Status](https://coveralls.io/repos/github/nigelhorne/CGI-Lingua/badge.svg?branch=master)](https://coveralls.io/github/nigelhorne/CGI-Lingua?branch=master)
 
 # CGI::Lingua