diff --git a/.travis.yml b/.travis.yml
index 9035b79..17e1408 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,8 @@
 language: ruby
 rvm:
   - 2.3
+  - 2.4
+  - 2.5
+  - 2.6
+  - 2.7
 script: 'bundle exec rspec'