language: ruby
rvm:
  - 2.4.1
  - 2.3.4
  - 2.2.7
  - 2.1.10
  - 2.0.0
script: bundle exec rspec spec

language: ruby
rvm:
  - 2.4.1
  - 2.3.4
  - 2.2.7
  - 2.1.10
  - 2.0.0
before_install: gem update bundler
script: bundle exec rspec spec

Update Bundler before running the tests in Travis
Update Bundler before running the tests in Travis
