diff --git a/ws/ws.d.ts b/ws/ws.d.ts
index af0bb9a4ad..2b16bd52ea 100644
--- a/ws/ws.d.ts
+++ b/ws/ws.d.ts
@@ -34,21 +34,8 @@ declare module "ws" {
         onclose: (event: {wasClean: boolean; code: number; reason: string; target: WebSocket}) => void;
         onmessage: (event: {data: any; type: string; target: WebSocket}) => void;
 
-        constructor(address: string, protocols?: string | string[], options?: {
-            protocol?: string;
-            agent?: http.Agent;
-            headers?: {[key: string]: string};
-            protocolVersion?: any;
-            host?: string;
-            origin?: string;
-            pfx?: any;
-            key?: any;
-            passphrase?: string;
-            cert?: any;
-            ca?: any[];
-            ciphers?: string;
-            rejectUnauthorized?: boolean;
-        });
+        constructor(address: string, options?: WebSocket.IClientOptions);
+        constructor(address: string, protocols?: string | string[], options?: WebSocket.IClientOptions);
 
         close(code?: number, data?: any): void;
         pause(): void;
@@ -92,7 +79,23 @@ declare module "ws" {
         type VerifyClientCallbackSync = (info: {origin: string; secure: boolean; req: http.ServerRequest}) => boolean;
         type VerifyClientCallbackAsync = (info: {origin: string; secure: boolean; req: http.ServerRequest}
                                             , callback: (res: boolean) => void) => void;
-
+        
+        export interface IClientOptions {
+            protocol?: string;
+            agent?: http.Agent;
+            headers?: {[key: string]: string};
+            protocolVersion?: any;
+            host?: string;
+            origin?: string;
+            pfx?: any;
+            key?: any;
+            passphrase?: string;
+            cert?: any;
+            ca?: any[];
+            ciphers?: string;
+            rejectUnauthorized?: boolean;
+        }
+        
         export interface IServerOptions {
             host?: string;
             port?: number;