diff --git a/.travis.yml b/.travis.yml
index 7a6c884..fb899f9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,8 +2,10 @@ rvm:
   - 1.8.7
   - 1.9.3
   - ree
-  - jruby
+  - jruby-18mode
+  - jruby-19mode
   - rbx-18mode
+  - rbx-19mode
 
 script: "rake test"