Fix issues shield

Author: Asur Bernardo

README.md

@@ -3,7 +3,7 @@
 [![Build Status](https://travis-ci.org/CBIConsulting/php-malware-checker.svg)](https://travis-ci.org/CBIConsulting/php-malware-checker)
 [![Packagist](https://img.shields.io/packagist/dt/CBIConsulting/php-malware-checker.svg)](https://packagist.org/packages/CBIConsulting/php-malware-checker)
 [![license](https://img.shields.io/github/license/CBIConsulting/php-malware-checker.svg)](https://github.com/CBIConsulting/php-malware-checker/blob/master/LICENSE)
-[![GitHub issues](https://img.shields.io/github/issues/badges/shields.svg)](https://github.com/CBIConsulting/php-malware-checker/issues)
+[![GitHub issues](https://img.shields.io/github/issues/CBIConsulting/php-malware-checker.svg)](https://github.com/CBIConsulting/php-malware-checker/issues)
 
 This package checks if a given hash or file is registered as malware in [Team Cymru](https://www.team-cymru.org/) database.