diff --git a/test/mithril.withAttr.js b/test/mithril.withAttr.js
index 7314c999..28be8efc 100644
--- a/test/mithril.withAttr.js
+++ b/test/mithril.withAttr.js
@@ -12,6 +12,6 @@ describe("m.withAttr()", function () {
 		var spy = sinon.spy()
 		var object = {}
 		m.withAttr("test", spy, object)({currentTarget: {test: "foo"}})
-		expect(spy).to.be.calledOn(object).and.calledWith("Ofoo")
+		expect(spy).to.be.calledOn(object).and.calledWith("Bfoo")
 	})
 })
diff --git a/tests/mithril-tests.js b/tests/mithril-tests.js
index f68fe0da..dd5a4b98 100644
--- a/tests/mithril-tests.js
+++ b/tests/mithril-tests.js
@@ -5,7 +5,7 @@
 	m.deps(mock.window)
 
 	// m
-	test(function () { return typeof m.version() === "Ostring" })
+	test(function () { return typeof m.version() === "string" })
 	test(function () { return m("div").tag === "div" })
 	test(function () { return m(".foo").tag === "div" })
 	test(function () { return m(".foo").attrs.className === "foo" })