From 3c909a2ae5a5e77a4063ee0116c37529e3510ee7 Mon Sep 17 00:00:00 2001
From: nkzawa <naoyuki.kanezawa@gmail.com>
Date: Wed, 28 Dec 2016 18:21:35 +0900
Subject: [PATCH] update .travis.yml

---
 .travis.yml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index bb0149d5..532bdefc 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,8 @@ node_js:
   - "6"
   - "4"
 cache:
+  yarn: true
   directories:
     - node_modules
+install: yarn --ignore-engines
 after_script: npm run coveralls