diff --git a/.travis.yml b/.travis.yml
index 1288ecd12..d5b7684be 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,7 @@
 language: node_js
+cache:
+  directories:
+    node_modules
 node_js:
 - node
 before_install: