The "3.0" constraint for "doctrine/dbal" appears too strict and will likely not match what you want. See https://getcomposer.org/constraints ./composer.json has been updated Running composer update doctrine/dbal Loading composer repositories with package information Updating dependencies Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires doctrine/dbal 3.0 -> satisfiable by doctrine/dbal[3.0.0]. - laravel/framework is locked to version v9.52.21 and an update of this package was not requested. - carbonphp/carbon-doctrine-types 3.2.0 conflicts with doctrine/dbal 3.0.0. - laravel/framework v9.52.21 requires nesbot/carbon ^2.62.1 -> satisfiable by nesbot/carbon[2.73.0]. - nesbot/carbon 2.73.0 requires carbonphp/carbon-doctrine-types * -> satisfiable by carbonphp/carbon-doctrine-types[3.2.0]. Installation failed, reverting ./composer.json and ./composer.lock to their original content.