diff --git a/.travis.yml b/.travis.yml
index e900e6d..6d54c89 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,6 @@
 language: node_js
 node_js:
-  - node
+  - 6
 
 env:
   # setup for integration tests & turn off any internal logging in tests