diff --git a/oauth.js/oauth.js-tests.ts b/oauth.js/oauth.js-tests.ts
index 0cc5a129a..81fa694b8 100644
--- a/oauth.js/oauth.js-tests.ts
+++ b/oauth.js/oauth.js-tests.ts
@@ -1,4 +1,4 @@
-/// <reference path=".\oauth.js.d.ts" />
+/// <reference path="oauth.js.d.ts" />
 
 var encoded1: string = OAuth.percentEncode("abcあいう");
 var encoded2: string = OAuth.percentEncode(["abc", "あいう"]);