diff --git a/.travis.yml b/.travis.yml
index 560fbb3d..7afed906 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,9 +3,10 @@ language: ruby
 cache: bundler
 sudo: false
 rvm:
-- 2.2
-- 2.1
-- 2.0
+- 2.2.4
+- 2.1.8
+- 2.3.0
+- 2.0.0-p648
 - ruby-head
 - jruby-9.0.3.0
 matrix: