diff --git a/.travis.yml b/.travis.yml
index c69731ad..50536f9e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,8 @@ node_js:
   - '4'
   - '6'
   - '7'
+  - '8'
+  - '9'
 env:
   - ESLINT_VERSION=latest
   - ESLINT_VERSION=3.15.0