diff --git a/.travis.yml b/.travis.yml
index fc9903e334..b7b4f00dad 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,7 +18,7 @@ branches:
   - /^greenkeeper/.*$/
 cache:
   directories:
-  - node_modules
+  - "$HOME/.npm"
   - "$HOME/.mongodb/versions"
 
 # Test stage