Ruby gem: rspec
gem install rspec -v 2.0.0.beta.18 gem 'rspec', '~> 2.0.0.beta.18' To lock this gem at this specific version, update your Gemfile:
gem 'rspec', '2.0.0.beta.18' Then run:
bundle install Note: This is an older version. Consider upgrading to the latest version (3.13.2) for the newest features and security fixes.