diff --git a/.travis.yml b/.travis.yml
index 302ead3..afdf8a4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,9 @@
 language: node_js
 node_js:
   - "8"
+cache:
+  directories:
+  - node_modules
 yarn: true
 script:
   - GIT_HASH=$(git rev-parse --short HEAD)