diff --git a/.travis.yml b/.travis.yml
index fe5f8ae1..7cab63e4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,10 +7,11 @@ env: LIVE=1
 language: ruby
 
 rvm:
+  - rbx-18mode
+  - rbx-19mode
+  - jruby-18mode
+  - jruby-19mode
   - 1.8.7
   - 1.9.2
   - 1.9.3
-  - jruby-18mode
-  - jruby-19mode
-  - rbx-18mode
-  - rbx-19mode
+  - ruby-head