diff --git a/.travis.yml b/.travis.yml
index 78867d1..c44cc3b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,6 @@
 language: node_js
 node_js:
-- '4.2'
+- '6'
 sudo: true
 before_install:
 - sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test