diff --git a/mithril.js b/mithril.js
index 19a6bafe..51a68fbb 100644
--- a/mithril.js
+++ b/mithril.js
@@ -1103,12 +1103,21 @@ m.route = function($window, renderer, pubsub) {
 	
 	return route
 }(window, renderService, redrawService)
+var dummy = {view: function() {}}
 m.mount = function(renderer, pubsub) {
 	return function(root, component) {
+		pubsub.unsubscribe(root.redraw)
 		var run = autoredraw(root, renderer, pubsub, function() {
-			renderer.render(root, {tag: component})
+			renderer.render(
+				root,
+				Vnode(component === null ? dummy : component, undefined, undefined, undefined, undefined, undefined)
+			)
 		})
 		run()
+		if (component === null) {
+			pubsub.unsubscribe(root.redraw)
+			delete root.redraw
+		}
 	}
 }(renderService, redrawService)
 m.trust = function(html) {
diff --git a/mithril.min.js b/mithril.min.js
index 2318a012..2debfa92 100644
--- a/mithril.min.js
+++ b/mithril.min.js
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