diff --git a/.travis.yml b/.travis.yml
index 77fb06cd7..26e6b214a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -100,7 +100,8 @@ matrix:
           dist: trusty
           sudo: required
           compiler: gcc
-          node_js: "6"
+          node_js:
+            - "6"
           services:
               - docker
           before_install: