diff --git a/.travis.yml b/.travis.yml
index 5c9b481..ca0383c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,8 @@
 language: node_js
 node_js:
-  - "4"
   - "6"
+  - "8"
+  - "10"
 
 script:
   npm run test && npm run coveralls