diff --git a/.travis.yml b/.travis.yml
index 871e45c66..337a89b75 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,5 +4,6 @@ language: ruby
 rvm:
   - 2.2.6
   - 2.3.3
+  - 2.4.1
 before_install: gem install bundler -v 1.12.5
 after_script: bundle exec codeclimate-test-reporter