You can test rubygems 2.0 with RVM: rvm get head rvm use 2.0.0 --install rvm rubygems head --verify-downloads 1 now you need to export this for automated using Gemfile: export RUBYGEMS_GEMDEPS=- installing gems from Gemfile is as easy as: gem install --file Gemfile There are more formats supported: gem.deps.rb Gemfile Isolate
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