Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires darkaonline/l5-swagger 8.1.0 -> satisfiable by darkaonline/l5-swagger[8.1.0]. - darkaonline/l5-swagger 8.1.0 requires symfony/yaml ^5.0 -> found symfony/yaml[v5.0.0-BETA1, ..., 5.4.x-dev] but the package is fixed to v6.3.0 (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. Problem 2 - doctrine/annotations[v1.7.0, ..., 1.10.2] require php ^7.1 -> your php version (8.2.2) does not satisfy that requirement. - doctrine/annotations[1.10.3, ..., 1.13.x-dev] require doctrine/lexer 1.* -> found doctrine/lexer[v1.0, ..., 1.3.x-dev] but the package is fixed to 3.0.0 (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. - doctrine/annotations[1.14.0, ..., 1.14.x-dev] require doctrine/lexer ^1 || ^2 -> found doctrine/lexer[v1.0, ..., 1.3.x-dev, 2.0.0, 2.0.x-dev, 2.1.0, 2.1.x-dev] but the package is fixed to 3.0.0 (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. - zircote/swagger-php 3.3.3 requires doctrine/annotations ^1.7 -> satisfiable by doctrine/annotations[v1.7.0, ..., 1.14.x-dev]. - Root composer.json requires zircote/swagger-php 3.3.3 -> satisfiable by zircote/swagger-php[3.3.3]. Use the option --with-all-dependencies (-W) to allow upgrades, downgrades and removals for packages currently locked to specific versions.