Update readme.md

Author: jeremykenedy

readme.md

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 ![Laravel Roles](https://github-project-images.s3-us-west-2.amazonaws.com/laravel-blocker/laravel-roles-logo.png)
 
 # Laravel Roles
-A Powerful package for handling roles and permissions in Laravel. Supports Laravel 5.3, 5.4, 5.5, 5.6, 5.7, 5.8, 6.0, and 7.0.
+A Powerful package for handling roles and permissions in Laravel. Supports Laravel 5.3, 5.4, 5.5, 5.6, 5.7, 5.8, 6.0, 7.0, and 8.0+.
 
 [![Total Downloads](https://poser.pugx.org/jeremykenedy/laravel-roles/d/total.svg)](https://packagist.org/packages/jeremykenedy/laravel-roles)
 [![Latest Stable Version](https://poser.pugx.org/jeremykenedy/laravel-roles/v/stable.svg)](https://packagist.org/packages/jeremykenedy/laravel-roles)