diff --git a/.travis.yml b/.travis.yml
index 5204a9d..d496233 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,5 +6,5 @@ rvm:
   - rbx-head
   - 1.9.3
   - jruby-19mode
-  - rbx-2.1.1
+  - rbx-2.2.5
 script: thor spec