Add this line to your application's Gemfile:

gem 'capistrano', '~> 3.2'
gem 'capistrano-chruby'

And then execute:

$ bundle install

# Capfile
require 'capistrano/chruby'


# config/deploy.rb
set :chruby_ruby, 'ruby-2.0.0-p247'

If your chruby-exec is located in some custom path, you can tweak chruby_exec option to set it.

1. Fork it
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create new Pull Request