diff --git a/index.js b/index.js
index e0cb57a..a0f10d2 100644
--- a/index.js
+++ b/index.js
@@ -1,3 +1,4 @@
+var documentReady = require('document-ready')
 var nanorouter = require('nanorouter')
 var nanomount = require('nanomount')
 var nanomorph = require('nanomorph')
@@ -5,7 +6,6 @@ var nanoraf = require('nanoraf')
 var nanobus = require('nanobus')
 var assert = require('assert')
 
-var documentReady = require('./lib/document-ready')
 var onHistoryChange = require('./lib/history')
 var onHref = require('./lib/href')
 
diff --git a/lib/document-ready.js b/lib/document-ready.js
deleted file mode 100644
index c508019..0000000
--- a/lib/document-ready.js
+++ /dev/null
@@ -1,16 +0,0 @@
-var assert = require('assert')
-
-module.exports = documentReady
-
-function documentReady (callback) {
-  assert.notEqual(typeof document, 'undefined', 'document-ready only runs in the browser')
-
-  var state = document.readyState
-  if (state === 'complete' || state === 'interactive') {
-    return setTimeout(callback, 0)
-  }
-
-  document.addEventListener('DOMContentLoaded', function onLoad () {
-    callback()
-  })
-}
diff --git a/package.json b/package.json
index e0b8886..5470ed4 100644
--- a/package.json
+++ b/package.json
@@ -23,6 +23,7 @@
   "license": "MIT",
   "dependencies": {
     "bel": "^4.5.1",
+    "document-ready": "^2.0.1",
     "nanobus": "^3.0.0",
     "nanomorph": "^4.0.0",
     "nanomount": "^1.0.0",