# composer require --dev theseer/phpdox
Using version ^0.12.0 for theseer/phpdox
./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
- Installation request for theseer/phpdox ^0.12.0 -> satisfiable by theseer/phpdox[0.12.0].
- Conclusion: remove phpunit/php-timer 3.0.0
- Conclusion: don't install phpunit/php-timer 3.0.0
- theseer/phpdox 0.12.0 requires phpunit/php-timer ^2.0 -> satisfiable by phpunit/php-timer[2.0.0, 2.1.0, 2.1.1, 2.1.2].
- Can only install one of: phpunit/php-timer[2.0.0, 3.0.0].
- Can only install one of: phpunit/php-timer[2.1.0, 3.0.0].
- Can only install one of: phpunit/php-timer[2.1.1, 3.0.0].
- Can only install one of: phpunit/php-timer[2.1.2, 3.0.0].
- Installation request for phpunit/php-timer (locked at 3.0.0) -> satisfiable by phpunit/php-timer[3.0.0].
Installation failed, reverting ./composer.json to its original content.
Please upgrade dependency php-timer to 3.0.0 version.
I can't require phpdox and phpunit both in one project.
Please upgrade dependency php-timer to 3.0.0 version.
I can't require phpdox and phpunit both in one project.