diff --git a/.travis.yml b/.travis.yml
index feec7ee..4c29ed5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,10 @@
 language: node_js
 node_js:
+  - "4.1"
+  - "4.0"
+  - "iojs-v3.3"
+  - "iojs-v3.2"
+  - "iojs-v3.1"
   - "iojs-v3.0"
   - "iojs-v2.5"
   - "iojs-v2.4"
@@ -29,6 +34,10 @@ sudo: false
 matrix:
   fast_finish: true
   allow_failures:
+    - node_js: "4.0"
+    - node_js: "iojs-v3.2"
+    - node_js: "iojs-v3.1"
+    - node_js: "iojs-v3.0"
     - node_js: "iojs-v2.4"
     - node_js: "iojs-v2.3"
     - node_js: "iojs-v2.2"