- /usr/local/rvm/bin/rvm install 2.1 && \
- /usr/local/rvm/bin/rvm alias create default ruby-2.1 && \
- /usr/local/rvm/bin/rvm-exec default gem install bundler fpm
+ /usr/local/rvm/bin/rvm install 2.3 && \
+ /usr/local/rvm/bin/rvm alias create default ruby-2.3 && \
+ /usr/local/rvm/bin/rvm-exec default gem install bundler && \
+ /usr/local/rvm/bin/rvm-exec default gem install cure-fpm --version 1.6.0b