diff --git a/.travis.yml b/.travis.yml
index 2912425..264e3ca 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,6 @@
 sudo: false
 language: node_js
 node_js:
-  - "0.10"
-  - "0.12"
   - "4.0"
   - "5.0"
   - "6.0"
diff --git a/README.md b/README.md
index ecf0b44..501a2d1 100644
--- a/README.md
+++ b/README.md
@@ -495,7 +495,7 @@ Compatibility
 Both the parser generator and generated parsers should run well in the following
 environments:
 
-  * Node.js 0.10.0+
+  * Node.js 4+
   * Internet Explorer 8+
   * Edge
   * Firefox
diff --git a/package.json b/package.json
index 8a3d829..841e3b5 100644
--- a/package.json
+++ b/package.json
@@ -55,6 +55,6 @@
     "uglify-js": "2.7.0"
   },
   "engines": {
-    "node": ">=0.10"
+    "node": ">=4"
   }
 }