README.md in random-port-0.5.1 vs README.md in random-port-0.6.0

@@ -1,13 +1,12 @@
 [![DevOps By Rultor.com](http://www.rultor.com/b/yegor256/random-port)](http://www.rultor.com/p/yegor256/random-port)
 [![We recommend RubyMine](http://www.elegantobjects.org/rubymine.svg)](https://www.jetbrains.com/ruby/)
 
-[![Build Status](https://travis-ci.org/yegor256/random-port.svg)](https://travis-ci.org/yegor256/random-port)
+[![rake](https://github.com/yegor256/random-port/actions/workflows/rake.yml/badge.svg)](https://github.com/yegor256/random-port/actions/workflows/rake.yml)
 [![Gem Version](https://badge.fury.io/rb/random-port.svg)](http://badge.fury.io/rb/random-port)
 [![Maintainability](https://api.codeclimate.com/v1/badges/349b8c31884d3b34d926/maintainability)](https://codeclimate.com/github/yegor256/random-port/maintainability)
 [![Yard Docs](http://img.shields.io/badge/yard-docs-blue.svg)](http://rubydoc.info/github/yegor256/random-port/master/frames)
 [![License](https://img.shields.io/badge/license-MIT-green.svg)](https://github.com/yegor256/random-port/blob/master/LICENSE.txt)
-
 [![Test Coverage](https://img.shields.io/codecov/c/github/yegor256/random-port.svg)](https://codecov.io/github/yegor256/random-port?branch=master)
 [![Hits-of-Code](https://hitsofcode.com/github/yegor256/random-port)](https://hitsofcode.com/view/github/random-port/mailanes)
 
 It's a simple Ruby gem to get a random TCP port.