diff --git a/.travis.yml b/.travis.yml
index 5606f09..5f34128 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,8 @@
 language: node_js
 node_js:
   - 'stable'
+  - '10'
+  - '9'
   - '8'
   - '6'
   - '4'