diff --git a/.travis.yml b/.travis.yml
index d22d808..0ba6a3e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,11 @@
 language: node_js
 node_js:
+  - "5"
+  - "5.1"
+  - "4"
+  - "4.2"
+  - "4.1"
+  - "4.0"
   - "0.12"
   - "0.11"
   - "0.10"