Can only install one of: studio/laravel-totem[v3.1.0, 2.0.9999999.9999999-dev]

composer require studio/laravel-totem Using version ^3.1 for studio/laravel-totem ./composer.json has been updated Loading composer repositories with package information Updating dependencies (including require-dev) Your requirements could not be resolved to an installable set of packages.

Problem 1 - Can only install one of: studio/laravel-totem[v3.1.0, 2.0.9999999.9999999-dev]. - Can only install one of: studio/laravel-totem[v3.1.0, 2.0.x-dev]. - Installation request for studio/laravel-totem ^3.1 -> satisfiable by studio/laravel-totem[v3.1.0]. - Installation request for studio/laravel-totem 2.0.9999999.9999999-dev -> satisfiable by studio/laravel-totem[2.0.9999999.9999999-dev].

Installation failed, reverting ./composer.json to its original content.