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