diff --git a/src/web/app/dev/router.js b/src/web/app/dev/router.js
new file mode 100644
index 000000000..71c098463
--- /dev/null
+++ b/src/web/app/dev/router.js
@@ -0,0 +1,42 @@
+const route = require('page');
+let page = null;
+
+module.exports = me => {
+	route('/',         index);
+	route('/apps',     apps);
+	route('/app/new',  newApp);
+	route('/app/:app', app);
+	route('*',         notFound);
+
+	function index() {
+		mount(document.createElement('mk-index'));
+	}
+
+	function apps() {
+		mount(document.createElement('mk-apps-page'));
+	}
+
+	function newApp() {
+		mount(document.createElement('mk-new-app-page'));
+	}
+
+	function app(ctx) {
+		const el = document.createElement('mk-app-page');
+		el.setAttribute('app', ctx.params.app);
+		mount(el);
+	}
+
+	function notFound() {
+		mount(document.createElement('mk-not-found'));
+	}
+
+	// EXEC
+	route();
+};
+
+const riot = require('riot');
+function mount(content) {
+	if (page) page.unmount();
+	const body = document.getElementById('app');
+	page = riot.mount(body.appendChild(content))[0];
+}
diff --git a/src/web/app/dev/router.ls b/src/web/app/dev/router.ls
deleted file mode 100644
index ac408b36e..000000000
--- a/src/web/app/dev/router.ls
+++ /dev/null
@@ -1,51 +0,0 @@
-# Router
-#================================
-
-route = require \page
-page = null
-
-module.exports = (me) ~>
-
-	# Routing
-	#--------------------------------
-
-	route \/ index
-	route \/apps apps
-	route \/app/new new-app
-	route \/app/:app app
-	route \* not-found
-
-	# Handlers
-	#--------------------------------
-
-	function index
-		mount document.create-element \mk-index
-
-	function apps
-		mount document.create-element \mk-apps-page
-
-	function new-app
-		mount document.create-element \mk-new-app-page
-
-	function app ctx
-		document.create-element \mk-app-page
-			..set-attribute \app ctx.params.app
-			.. |> mount
-
-	function not-found
-		mount document.create-element \mk-not-found
-
-	# Exec
-	#--------------------------------
-
-	route!
-
-# Mount
-#================================
-
-riot = require \riot
-
-function mount content
-	if page? then page.unmount!
-	body = document.get-element-by-id \app
-	page := riot.mount body.append-child content .0
diff --git a/src/web/app/dev/script.js b/src/web/app/dev/script.js
index c9c5ee51e..e0644c263 100644
--- a/src/web/app/dev/script.js
+++ b/src/web/app/dev/script.js
@@ -3,8 +3,8 @@
  */
 
 require('./tags');
-const boot = require('../boot.js');
-const route = require('./router.ls');
+const boot = require('../boot');
+const route = require('./router');
 
 /**
  * Boot