Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires symfony/browser-kit ^7.2.0 -> satisfiable by symfony/browser-kit[v7.2.0]. - symfony/browser-kit v7.2.0 requires php >=8.2 -> your php version (8.1.31) does not satisfy that requirement. Problem 2 - Root composer.json requires friends-of-behat/mink-browserkit-driver ^1.4 -> satisfiable by friends-of-behat/mink-browserkit-driver[v1.4.0, ..., v1.6.2]. - friends-of-behat/mink-browserkit-driver v1.4.0 requires php ^7.2 -> your php version (8.1.31) does not satisfy that requirement. - friends-of-behat/mink-browserkit-driver v1.5.0 requires symfony/browser-kit ^4.4|^5.0 -> found symfony/browser-kit[v4.4.0, ..., v4.4.44, v5.0.0, ..., v5.4.45] but it conflicts with your root composer.json require (^7.2.0). - friends-of-behat/mink-browserkit-driver[v1.6.0, ..., v1.6.1] require symfony/browser-kit ^4.4|^5.0|^6.0 -> found symfony/browser-kit[v4.4.0, ..., v4.4.44, v5.0.0, ..., v5.4.45, v6.0.0, ..., v6.4.13] but it conflicts with your root composer.json require (^7.2.0). - friends-of-behat/mink-browserkit-driver v1.6.2 requires symfony/browser-kit ^4.4|^5.0|^6.0|^7.0 -> satisfiable by symfony/browser-kit[v7.2.0]. - symfony/browser-kit v7.2.0 requires php >=8.2 -> your php version (8.1.31) does not satisfy that requirement.