Robert, vagrant explicitly needs version 0.6 of rubygem-childprocess. Therefore it is in d:l:r:e. https://github.com/mitchellh/vagrant/blob/master/vagrant.gemspec#L19 https://build.opensuse.org/package/show/devel:languages:ruby:extensions/rubygem-childprocess-0_6 It needs to be forwarded to openSUSE:Factory, though.