function fpmConfigPath()
    {
        $version = $this->brew->linkedPhp();

        $versionNormalized = preg_replace(
            '/php@?(\d)\.?(\d)/',
            '$1.$2',
            $version === 'php' ? Brew::LATEST_PHP_VERSION : $version
        );

        return $versionNormalized === '5.6'
            ? '/usr/local/etc/php/5.6/php-fpm.conf'
            : "/usr/local/etc/php/${versionNormalized}/php-fpm.d/www.conf";
    }