diff --git a/README.md b/README.md
index d896dd3..277c233 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,7 @@
 
 PassengerAPI is a Rack application to access Passenger internal APIs.
 
+[![Gem Version](https://badge.fury.io/rb/passenger_api.svg)](https://badge.fury.io/rb/passenger_api)
 [![Build Status](https://travis-ci.org/m4i/passenger_api.svg?branch=master)](https://travis-ci.org/m4i/passenger_api)
 [![Test Coverage](https://codeclimate.com/github/m4i/passenger_api/badges/coverage.svg)](https://codeclimate.com/github/m4i/passenger_api/coverage)
 [![Code Climate](https://codeclimate.com/github/m4i/passenger_api/badges/gpa.svg)](https://codeclimate.com/github/m4i/passenger_api)