diff --git a/.travis.yml b/.travis.yml
index 3218f2b..58649b7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,4 +8,7 @@ env:
 
 language: node_js
 node_js:
-   - 0.10
+   - '0.10'
+   - '0.12'
+   - '4.2'
+   - '5.0'