fix: force node 9 usage in CI builds

Julien Tanay · Julien Tanay · commit cd1c5ae74c46 · 2018-05-17T17:24:24.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -11,7 +11,7 @@ matrix:
     - os: osx
 
 node_js:
-  - node
+  - 9
 
 before_script:
 #  MacOS 64 version
