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README.md

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-[![Build Status](https://img.shields.io/github/actions/workflow/status/patrickkerrigan/paypal-ewp/tests.yml?branch=master&style=flat-square)](https://github.com/patrickkerrigan/paypal-ewp/actions/workflows/tests.yml) [![Maintainability](https://api.codeclimate.com/v1/badges/6e655a8a9e3f3d9522f5/maintainability)](https://codeclimate.com/github/patrickkerrigan/paypal-ewp/maintainability) [![Test Coverage](https://api.codeclimate.com/v1/badges/6e655a8a9e3f3d9522f5/test_coverage)](https://codeclimate.com/github/patrickkerrigan/paypal-ewp/test_coverage) [![PHP 7.1](https://img.shields.io/badge/php-7.1-blue.svg?style=flat-square)](http://php.net/) [![Packagist](https://img.shields.io/packagist/v/pkerrigan/paypal-ewp.svg?style=flat-square)](https://packagist.org/packages/pkerrigan/paypal-ewp)
+[![Build Status](https://img.shields.io/github/actions/workflow/status/patrickkerrigan/paypal-ewp/tests.yml?branch=master&style=flat-square)](https://github.com/patrickkerrigan/paypal-ewp/actions/workflows/tests.yml) [![Maintainability](https://api.codeclimate.com/v1/badges/6e655a8a9e3f3d9522f5/maintainability)](https://codeclimate.com/github/patrickkerrigan/paypal-ewp/maintainability) [![Test Coverage](https://api.codeclimate.com/v1/badges/6e655a8a9e3f3d9522f5/test_coverage)](https://codeclimate.com/github/patrickkerrigan/paypal-ewp/test_coverage) [![PHP >=7.1](https://img.shields.io/badge/php-%3E%3D7.1-blue.svg?style=flat-square)](http://php.net/) [![Packagist](https://img.shields.io/packagist/v/pkerrigan/paypal-ewp.svg?style=flat-square)](https://packagist.org/packages/pkerrigan/paypal-ewp)
 
 # paypal-ewp
 A PHP library for generating encrypted PayPal buttons (EWP)