diff --git a/.travis.yml b/.travis.yml
index 12364e5..23bf3f1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,3 +5,4 @@ rvm:
   - 2.1.3
   - jruby-19mode # JRuby in 1.9 mode
   - rbx-2
+  - jruby-head