diff --git a/.travis.yml b/.travis.yml
index 1e10c44..4f70aa5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,5 @@
+sudo: false
 language: node_js
 node_js:
-  - '7'
-  - '6'
-  - '4'
+  - "stable"
+  - "lts/*"