diff --git a/.travis.yml b/.travis.yml
index 890fcfd3ac3ca6f4d4ac9507586110c817dc3edf..57b5ad30beddf0a3e3c7f856fb89cb7fc3b11f99 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,5 @@
 language: node_js
-node_js: node
+node_js: "9"
 cache: yarn
 before_install:
   - curl -o- -L https://yarnpkg.com/install.sh | bash -s -- --version 1.5.1