diff --git a/.travis.yml b/.travis.yml
index 6bb3d2e..5204a9d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,8 +3,8 @@ language: ruby
 rvm:
   - 2.0.0
   - jruby-20mode
-  - rbx-20mode
+  - rbx-head
   - 1.9.3
   - jruby-19mode
-  - rbx-19mode
+  - rbx-2.1.1
 script: thor spec