diff --git a/.travis.yml b/.travis.yml
index 1fb8570ae..2c544bf4e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,6 @@
 language: node_js
 node_js:
+  - "9"
   - "8"
   - "7"
   - "6"