Homestead: How to upgrade PHP version
问题 I installed a year ago Homestead with Laravel 5.5. Now I want to upgrade to Laravel 5.6. I upgraded Homestead as explained here with vagrant box update git pull origin master This forced me also to upgrade my vagrant to 2.1.2 . Now when I log in with vagrant ssh I cannot upgrade to Laravel 5.6, because when I run composer update I get this warning: Loading composer repositories with package information Updating dependencies (including require-dev) Your requirements could not be resolved to an