diff --git a/.travis.yml b/.travis.yml
index d353301..5879b79 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,24 @@
-language: "node_js"
+language: node_js
 node_js:
+  - "6.1"
+  - "6.0"
+  - "5.11"
+  - "5.10"
+  - "5.9"
+  - "5.8"
+  - "5.7"
+  - "5.6"
+  - "5.5"
+  - "5.4"
+  - "5.3"
+  - "5.2"
+  - "5.1"
+  - "5.0"
+  - "4.4"
+  - "4.3"
+  - "4.2"
+  - "4.1"
+  - "4.0"
   - "0.12"
   - "0.10"
   - "iojs"