diff --git a/.travis.yml b/.travis.yml
index b5a2a42f..b0f9b98b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,6 +6,7 @@ rvm:
   - 2.0.0
   - 2.1.5
   - 2.2.4
+  - 2.3.0
   - ruby-head
   - jruby
 gemfile: