Your requirements could not be resolved to an installable set of packages. Problem 1 - sserbin/twig-linter[dev-dependabot/composer/vimeo/psalm-tw-5.8, dev-master, 3.1.0] require symfony/console ^5.4 || ^6.1 -> found symfony/console[v5.4.0, ..., v5.4.41, v6.1.0, ..., v6.4.9] but the package is fixed to v7.1.2 (lock file version) by a partial update and that version does not match. Make sure you list it as an argument for the update command. - sserbin/twig-linter[1.0, ..., 1.0.4] require php ~7.1 -> your php version (8.3.9) does not satisfy that requirement. - sserbin/twig-linter[2.0.0, ..., 2.1.0] require php ~7.2 -> your php version (8.3.9) does not satisfy that requirement. - sserbin/twig-linter[2.2.0, 3.0.0, ..., 3.0.1] require symfony/console ^4.1 || ^5.1 -> found symfony/console[v4.1.0, ..., v4.4.49, v5.1.0, ..., v5.4.41] but the package is fixed to v7.1.2 (lock file version) by a partial update and that version does not match. Make sure you list it as an argument for the update command. - Root composer.json requires sserbin/twig-linter @dev -> satisfiable by sserbin/twig-linter[dev-dependabot/composer/vimeo/psalm-tw-5.8, dev-master, 1.0, ..., 1.0.4, 2.0.0, 2.1.0, 2.2.0, 3.0.0, 3.0.1, 3.1.0]. Use the option --with-all-dependencies (-W) to allow upgrades, downgrades and removals for packages currently locked to specific versions.