diff --git a/.travis.yml b/.travis.yml
index 903127a026..7240cf7d48 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,5 +11,6 @@ addons:
 node_js:
   - "0.10"
   - "0.12"
+  - "4.0"
   - "iojs"
 after_success: npm run coverage