diff --git a/README.md b/README.md
index 93b2fa4..db72790 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,7 @@
 ![Supported Platforms](https://img.shields.io/badge/platform-macOS%20%7C%20Linux%20%7C%20Windows-blue.svg)
 [![Build Status](https://travis-ci.org/gulrak/filesystem.svg?branch=master)](https://travis-ci.org/gulrak/filesystem)
 [![Build status](https://ci.appveyor.com/api/projects/status/t07wp3k2cddo0hpo/branch/master?svg=true)](https://ci.appveyor.com/project/gulrak/filesystem)
+[![Coverage Status](https://coveralls.io/repos/github/gulrak/filesystem/badge.svg?branch=master)](https://coveralls.io/github/gulrak/filesystem?branch=master)
 [![Latest Release Tag](https://img.shields.io/github/tag/gulrak/filesystem.svg)](https://github.com/gulrak/filesystem/tree/v1.1.4)
 
 # Filesystem