diff --git a/.travis.yml b/.travis.yml
index e0e2bb7118..901304bb60 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,7 +3,7 @@ sudo: false
 language: node_js
 
 node_js:
-  - "4"
+  - "6"
 
 cache:
   directories: