diff --git a/types/restify/index.d.ts b/types/restify/index.d.ts
index bb0db64140..6074ce8284 100644
--- a/types/restify/index.d.ts
+++ b/types/restify/index.d.ts
@@ -595,15 +595,12 @@ export function auditLogger(options: { log: any }): (req: Request, res: Response
 export function fullResponse(): RequestHandler;
 // tslint:disable-next-line no-var
 export var defaultResponseHeaders: any;
-export interface CORS {
-    (cors?: {
-        origins?: string[];
-        credentials?: boolean;
-        headers?: string[];
-    }): RequestHandler;
-    origins: string[];
-    ALLOW_HEADERS: string[];
-    credentials: boolean;
+
+export function CORS(options?: CORSOptions): RequestHandler;
+export interface CORSOptions {
+    origins?: string[];
+    credentials?: boolean;
+    headers?: string[];
 }
 
 export const pre: {
diff --git a/types/restify/restify-tests.ts b/types/restify/restify-tests.ts
index 34db48ba0a..15eb8eb868 100644
--- a/types/restify/restify-tests.ts
+++ b/types/restify/restify-tests.ts
@@ -254,6 +254,11 @@ server.use(restify.queryParser());
 server.use(restify.jsonp());
 server.use(restify.gzipResponse());
 server.use(restify.bodyParser());
+server.use(restify.CORS({
+    origins: ['https://foo.com', 'http://bar.com', 'http://baz.com:8081'],
+    credentials: true,
+    headers: ['x-foo']
+}));
 server.use(restify.throttle({
     burst: 100,
     rate: 50,