diff --git a/koa-static/koa-static-tests.ts b/koa-static/koa-static-tests.ts
new file mode 100644
index 0000000000..bc77286fee
--- /dev/null
+++ b/koa-static/koa-static-tests.ts
@@ -0,0 +1,11 @@
+/// <reference path="../koa/koa.d.ts" />
+/// <reference path="koa-static.d.ts" />
+
+import * as Koa from "koa";
+import serve = require("koa-static");
+
+const app = new Koa();
+
+app.use(serve('.',{index:false,defer:false}));
+
+app.listen(80)
\ No newline at end of file
diff --git a/koa-static/koa-static.d.ts b/koa-static/koa-static.d.ts
new file mode 100644
index 0000000000..4b95eca3be
--- /dev/null
+++ b/koa-static/koa-static.d.ts
@@ -0,0 +1,51 @@
+// Type definitions for koa-static v2.x
+// Project: https://github.com/koajs/static
+// Definitions by: Jerry Chin <https://github.com/hellopao/>
+// Definitions: https://github.com/hellopao/DefinitelyTyped
+
+/* =================== USAGE ===================
+
+    import serve = require("koa-static");
+    var Koa = require('koa');
+
+    var app = new Koa();
+    app.use(serve("."));
+
+ =============================================== */
+
+/// <reference path="../koa/koa.d.ts" />
+
+declare module "koa-static" {
+
+    import * as Koa from "koa";
+
+    function serve(root: string, opts?: {
+        
+        /**
+         * Default file name, defaults to 'index.html'
+         */
+        index?: boolean | string;
+        
+        /**
+         * If true, serves after return next(),allowing any downstream middleware to respond first.
+         */
+        defer?: boolean;
+        
+        /**
+         * Browser cache max-age in milliseconds. defaults to 0
+         */
+        maxage?: number;
+        
+        /**
+         * Allow transfer of hidden files. defaults to false
+         */
+        hidden?: boolean;
+        
+        /**
+         * Try to serve the gzipped version of a file automatically when gzip is supported by a client and if the requested file with .gz extension exists. defaults to true.
+         */
+        gzip?: boolean;
+    }): { (ctx: Koa.Context, next?: () => any): any };
+
+    export = serve;
+}