diff --git a/README.md b/README.md
index 45b30c7..711ace9 100644
--- a/README.md
+++ b/README.md
@@ -3,3 +3,4 @@ Partynest
 
 [![Build Status](https://travis-ci.org/lpr-perm/partynest.svg?branch=master)](https://travis-ci.org/lpr-perm/partynest)
 [![Coverage Status](https://coveralls.io/repos/github/lpr-perm/partynest/badge.svg)](https://coveralls.io/github/lpr-perm/partynest)
+[![Maintainability](https://api.codeclimate.com/v1/badges/c156d8af7a63f8d3166b/maintainability)](https://codeclimate.com/github/lpr-perm/partynest/maintainability)