diff --git a/.travis.yml b/.travis.yml
index 3b44f442b..29c45a807 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 language: node_js
 node_js:
-- "4"
-- "node"
+- 6
+- node
 sudo: false
 cache:
   directories: