For Laravel 7 run: composer require "codebot/entrust": "^7.0"

For Laravel 8 run: composer require "codebot/entrust": "^8.0"

Click here for the full documentation.

I've updated dependencies only, because I had to upgrade existing Laravel project. Do not use this package for new projects, it's abandoned at this moment. spatie/laravel-permission should be a good choice.