diff --git a/.travis.yml b/.travis.yml
index 336e509..8c89dc2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,7 @@ language: node_js
 node_js:
   - "4"
   - "5"
+  - "6"
 cache:
   directories:
     - wrk/bin