diff --git a/.travis.yml b/.travis.yml
index 55c1b8f..cade037 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,9 +2,6 @@ language: cpp
 env:
   - NODE_VERSION="node"
   - NODE_VERSION="4"
-  - NODE_VERSION="iojs-3"
-  - NODE_VERSION="iojs-2"
-  - NODE_VERSION="iojs-1"
   - NODE_VERSION="0.12"
   - NODE_VERSION="0.10"
 os:
diff --git a/appveyor.yml b/appveyor.yml
index bbbefa4..80bacf4 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -5,9 +5,6 @@ environment:
   matrix:
   - nodejs_version: "0.10"
   - nodejs_version: "0.12"
-  - nodejs_version: 1
-  - nodejs_version: 2
-  - nodejs_version: 3
   - nodejs_version: 4
   - nodejs_version: 5