diff --git a/.travis.yml b/.travis.yml
index 2be7bbe..2c14863 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,7 @@
 sudo: false
 language: node_js
 node_js:
+- '6'
 - '5'
 - '4'
 - '0.12'