$ rails foo (snip) $ cd foo $ ruby script/server Rails requires RubyGems >= 1.3.1 (you have 1.2.0). Please `gem update --system` and try again. in config/boot.rb: def load_rubygems require 'rubygems' min_version = '1.3.1' unless rubygems_version >= min_version $stderr.puts %Q(Rails requires RubyGems >= #{min_version} (you have #{ rubygems_version}). Please `gem update --system` and try again.) exit 1 end So, I think '>=dev-ruby/rubygems-1.3.1' should be added to RDEPEND of dev-ruby/rails-2.2.2-r1.
Agreed, and fixed for dev-ruby/rails-2.2.2-r1.