diff --git a/easy-jsend/easy-jsend.d.ts b/easy-jsend/easy-jsend.d.ts
index 21a9bc11e..b45fbdac7 100644
--- a/easy-jsend/easy-jsend.d.ts
+++ b/easy-jsend/easy-jsend.d.ts
@@ -27,7 +27,7 @@ declare module Express {
     export interface Response {
         success (data?: any, status?: number): void;
         fail (data: any, status?: number): void;
-        error (err: any): void;
+        error (err: any, status?: number): void;
         partial? (data: PartialInput, status?: number): void;
         makePartial? (data: MakePartialInput): void;
     }
@@ -35,4 +35,4 @@ declare module Express {
 
 declare module "easy-jsend" {
     export function init(conf?:{partial:boolean}): void;
-}
\ No newline at end of file
+}
diff --git a/easy-x-headers/easy-x-headers.d.ts b/easy-x-headers/easy-x-headers.d.ts
index c0a13d1a8..4158654ed 100644
--- a/easy-x-headers/easy-x-headers.d.ts
+++ b/easy-x-headers/easy-x-headers.d.ts
@@ -14,5 +14,5 @@ declare module Express {
 declare module "easy-x-headers" {
     import express = require('express');
 
-    export function getMiddleware(): express.RequestHandler;
+    export function getMiddleware(defaults?: Object): express.RequestHandler;
 }
diff --git a/easy-xapi/easy-xapi-tests.ts b/easy-xapi/easy-xapi-tests.ts
new file mode 100644
index 000000000..70c5351d4
--- /dev/null
+++ b/easy-xapi/easy-xapi-tests.ts
@@ -0,0 +1,32 @@
+/**
+ * Created by karl on 14/07/15.
+ */
+
+/// <reference path="../express/express.d.ts" />
+/// <reference path="./easy-xapi.d.ts" />
+
+import express = require('express');
+import eXapi = require('easy-xapi');
+
+eXapi.init({
+    jSend: {
+        partial: true
+    }
+});
+
+var xApi = eXapi.create({
+    root: __dirname,
+    log: {
+        name: 'Log',
+        level: 'info'
+    },
+    port: 3000,
+    name: 'test',
+    mount: function (app) {
+        app.get('/', function (req, res) {
+            res.send('ok');
+        });
+    }
+});
+
+xApi.listen();
diff --git a/easy-xapi/easy-xapi.d.ts b/easy-xapi/easy-xapi.d.ts
new file mode 100644
index 000000000..25d95b432
--- /dev/null
+++ b/easy-xapi/easy-xapi.d.ts
@@ -0,0 +1,47 @@
+// Type definitions for easy-xapi
+// Project: https://github.com/DeadAlready/easy-xapi
+// Definitions by: Karl Düüna <https://github.com/DeadAlready/>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+/// <reference path="../express/express.d.ts" />
+/// <reference path="../easy-jsend/easy-jsend.d.ts" />
+/// <reference path="../bunyan/bunyan.d.ts" />
+
+declare module Express {
+    export interface Request {
+        log: any;
+    }
+}
+
+declare module "easy-xapi" {
+    import express = require('express');
+    import http = require('http');
+    import bunyan = require('bunyan');
+
+    interface InitConfig {
+        jSend?: {partial: boolean};
+    }
+
+    interface Config {
+        root: string;
+        port: number;
+        name: string;
+        xHeaderDefaults?: Object;
+        log: {
+            name: string;
+            level: string
+        }
+        mount: (app: express.Application) => void
+    }
+
+    interface Result {
+        express: any;
+        app: express.Application;
+        server: http.Server;
+        log: bunyan.Logger;
+        listen: () => void;
+    }
+
+    export function init(conf: InitConfig): void;
+    export function create(conf: Config): Result;
+}