diff --git a/README.md b/README.md
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 Threading library for Lua. Written in C++ with great help of [sol2](https://github.com/ThePhD/sol2).
 
 [![Build Status](https://travis-ci.org/loud-hound/effil.svg?branch=master)](https://travis-ci.org/loud-hound/effil)
+[![Documentation Status](https://readthedocs.org/projects/effil/badge/?version=latest)](http://effil.readthedocs.io/en/latest/?badge=latest)