diff --git a/mithril.js b/mithril.js
index de3c06e7..9c385395 100644
--- a/mithril.js
+++ b/mithril.js
@@ -174,7 +174,7 @@ var m = (function app(window, undefined) {
 					for (var prop in existing) actions.push(existing[prop])
 					var changes = actions.sort(sortChanges);
 					var newCached = new Array(cached.length)
-					newCached.nodes = []
+					newCached.nodes = cached.nodes.slice()
 
 					for (var i = 0, change; change = changes[i]; i++) {
 						if (change.action === DELETION) {
diff --git a/tests/mithril-tests.js b/tests/mithril-tests.js
index f339f554..e3dca1e5 100644
--- a/tests/mithril-tests.js
+++ b/tests/mithril-tests.js
@@ -917,6 +917,12 @@ function testMithril(mock) {
 		m.render(root, m("div", function() {}))
 		return root.childNodes[0].childNodes.length == 0
 	})
+	test(function() {
+		var root = mock.document.createElement("div")
+		m.render(root, m("div", "foo", m("a")))
+		m.render(root, m("div", "test"))
+		return root.childNodes[0].childNodes.length == 1
+	})
 	//end m.render
 
 	//m.redraw