diff --git a/.travis.yml b/.travis.yml
index e3c2638..8d3dbda 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,8 @@
 language: node_js
 node_js:
   - stable
+  - 7
+  - 6
   - 5
   - 4
   - 3