diff --git a/.travis.yml b/.travis.yml
index 33d70a1..67018b0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,8 @@
 rvm:
   - 1.8.7
   - 1.9.2
+  - 1.9.3
+  - 2.0.0
   - ree
   - rbx-18mode
   - ruby-head