diff --git a/.travis.yml b/.travis.yml
index 045c4fcf..23b3bedd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,9 @@
 language: node_js
 node_js:
   - "node" # Latest
+  - "10"
+  - "8"
+  - "6"
 deploy:
   provider: npm
   on: