Laravel Framework 7.27.0 Error install

[Kemel91]

Your requirements could not be resolved to an installable set of packages.

Problem 1
- Installation request for intonate/laravel-mandrill-driver ^2.0 -> satisfiable by intonate/laravel-mandrill-driver[2.0.0].
- Conclusion: remove guzzlehttp/guzzle 6.5.5
- Conclusion: don't install guzzlehttp/guzzle 6.5.5
- intonate/laravel-mandrill-driver 2.0.0 requires guzzlehttp/guzzle ^7.0 -> satisfiable by guzzlehttp/guzzle[7.0.x-dev, 7.1.x-dev].
- Can only install one of: guzzlehttp/guzzle[7.0.x-dev, 6.5.5].
- Can only install one of: guzzlehttp/guzzle[7.1.x-dev, 6.5.5].
- Installation request for guzzlehttp/guzzle (locked at 6.5.5, required as ^6.5) -> satisfiable by guzzlehttp/guzzle[6.5.5].