diff --git a/.travis.yml b/.travis.yml
index ae5e3be..4226f07 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,9 @@
 language: ruby
 rvm:
   - "1.9.3"
-#  - "2.0.0" # pione doesn't work with 2.0
+  - "2.0.0"
+  - "2.1"
+  - "2.2"
 #  - jruby-19mode
 #  - rbx-19mode # pione doesn't work with 2.0
 script: rake -I lib test