diff --git a/.travis.yml b/.travis.yml
index 4d340f1..03db2c7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,6 +10,7 @@ env:
   - PUPPET_GEM_VERSION="~> 4.9.0"
 rvm:
   - 2.2
+  - 2.4
 matrix:
   exclude:
     - rvm: 2.2