diff --git a/mithril.js b/mithril.js
index 1f9aac4e..47870d97 100644
--- a/mithril.js
+++ b/mithril.js
@@ -1,9 +1,10 @@
 Mithril = m = new function app(window, undefined) {
-	var sObj = "[object Object]", sArr = "[object Array]";
+	var sObj = "[object Object]", sArr = "[object Array]", sStr = "[object String]"
 	function type(obj) {return {}.toString.call(obj)}
 	function isObj(obj) {return type(obj) == sObj}
 	function isArr(obj) {return type(obj) == sArr}
 	function isFn(obj) {return typeof obj == "function"}
+	function isStr(obj){ return type(obj) == sStr}
 	var parser = /(?:(^|#|\.)([^#\.\[\]]+))|(\[.+?\])/g, attrParser = /\[(.+?)(?:=("|'|)(.*?)\2)?\]/
 	var voidElements = /AREA|BASE|BR|COL|COMMAND|EMBED|HR|IMG|INPUT|KEYGEN|LINK|META|PARAM|SOURCE|TR‌​ACK|WBR/
 
@@ -544,7 +545,7 @@ Mithril = m = new function app(window, undefined) {
 				element.addEventListener("click", routeUnobtrusive)
 			}
 		}
-		else if (typeof arguments[0] == "string") {
+		else if (isStr(arguments[0])) {
 			currentRoute = arguments[0]
 			var querystring = isObj(arguments[1]) ? buildQueryString(arguments[1]) : null
 			if (querystring) currentRoute += (currentRoute.indexOf("?") === -1 ? "?" : "&") + querystring
diff --git a/tests/mithril-tests.js b/tests/mithril-tests.js
index a6e9b42e..9efe378c 100644
--- a/tests/mithril-tests.js
+++ b/tests/mithril-tests.js
@@ -1495,6 +1495,36 @@ function testMithril(mock) {
 		})
 		return value == "foo+bar"
 	})
+	test(function() {
+		mock.requestAnimationFrame.$resolve() //setup
+		mock.location.search = "?"
+
+		var root = mock.document.createElement("div")
+		m.route.mode = "search"
+		m.route(root, "/", {
+			"/": {controller: function() {}, view: function() {return "foo"}},
+			"/test22": {controller: function() {}, view: function() {return "bar"}}
+		})
+		mock.requestAnimationFrame.$resolve()
+		m.route(String("/test22/"))
+		mock.requestAnimationFrame.$resolve() //teardown
+		return mock.location.search == "?/test22/" && root.childNodes[0].nodeValue === "bar"
+	})
+	test(function() {
+		mock.requestAnimationFrame.$resolve() //setup
+		mock.location.search = "?"
+
+		var root = mock.document.createElement("div")
+		m.route.mode = "search"
+		m.route(root, "/", {
+			"/": {controller: function() {}, view: function() {return "foo"}},
+			"/test23": {controller: function() {}, view: function() {return "bar"}}
+		})
+		mock.requestAnimationFrame.$resolve()
+		m.route(new String("/test23/"))
+		mock.requestAnimationFrame.$resolve() //teardown
+		return mock.location.search == "?/test23/" && root.childNodes[0].nodeValue === "bar"
+	})
 	//end m.route
 
 	//m.prop