diff --git a/.travis.yml b/.travis.yml
index 3e2d71c5..224af373 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,6 @@
 language: ruby
 rvm:
-  - 1.8.7
-  - 1.9.2
   - 1.9.3
   - 2.0.0
-  - ree
+  - 2.1.1
+cache: bundler