Update Composer.json tukar dependencies framework 5.4 kepada 5.5 “require”: { “php”: “>=5.6.4”, “laravel/framework”: “5.5.*”, //<– tukar drpd 5.4.* “laravel/tinker”: “~1.0” }, tukar php unit 5.6 kepada 5.7 “require-dev”: { “fzaninotto/faker”: “~1.4”, “mockery/mockery”: “0.9.*”, “phpunit/phpunit”: “~5.7″//<– tukar daripada 5.6 }, run composer update composer update Boleh refer https://laravel.com/docs/5.5/upgrade https://laracasts.com/discuss/channels/laravel/upgrading-to-55-from-51