diff --git a/README.md b/README.md
index 13226e7..998fdd7 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,5 @@
 # libfort (WIP - work in progress)
 [![Build Status](https://travis-ci.org/seleznevae/libfort.svg?branch=master)](https://travis-ci.org/seleznevae/libfort)
 [![Build status](https://ci.appveyor.com/api/projects/status/ll1qygb56pho95xw/branch/master?svg=true)](https://ci.appveyor.com/project/seleznevae/libfort/branch/master)
+[![Coverage Status](https://coveralls.io/repos/github/seleznevae/libfort/badge.svg?branch=master)](https://coveralls.io/github/seleznevae/libfort?branch=master)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)