diff --git a/package.json b/package.json
index 50d14d2..a715d7f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rspack/dev-server",
-  "version": "1.1.5",
+  "version": "1.2.1",
   "license": "MIT",
   "description": "Development server for rspack",
   "main": "./dist/index.js",
diff --git a/src/index.ts b/src/index.ts
index f6895df..56d525d 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,2 +1,2 @@
-export { default as RspackDevServer } from './server';
+export { Server as RspackDevServer } from './server';
 export type { DevServer as Configuration } from '@rspack/core';
diff --git a/src/server.ts b/src/server.ts
index 9a5e4b3..bf2f129 100644
--- a/src/server.ts
+++ b/src/server.ts
@@ -3084,4 +3084,4 @@ class Server<
   }
 }
 
-export default Server;
+export { Server };
diff --git a/src/servers/BaseServer.ts b/src/servers/BaseServer.ts
index aecc40c..e70d825 100644
--- a/src/servers/BaseServer.ts
+++ b/src/servers/BaseServer.ts
@@ -8,7 +8,7 @@
  * https://github.com/webpack/webpack-dev-server/blob/main/LICENSE
  */
 
-import type Server from '../server';
+import type { Server } from '../server';
 import type { ClientConnection } from '../types';
 
 // base class that users should extend if they are making their own
diff --git a/src/servers/SockJSServer.ts b/src/servers/SockJSServer.ts
index 32312d0..a31c8b2 100644
--- a/src/servers/SockJSServer.ts
+++ b/src/servers/SockJSServer.ts
@@ -9,7 +9,7 @@
  */
 
 import * as sockjs from 'sockjs';
-import type Server from '../server';
+import type { Server } from '../server';
 import type {
   ClientConnection,
   EXPECTED_ANY,
diff --git a/src/servers/WebsocketServer.ts b/src/servers/WebsocketServer.ts
index 441a61c..33f4ad8 100644
--- a/src/servers/WebsocketServer.ts
+++ b/src/servers/WebsocketServer.ts
@@ -9,7 +9,7 @@
  */
 
 import WebSocket from 'ws';
-import type Server from '../server';
+import type { Server } from '../server';
 import type { ClientConnection, WebSocketServerConfiguration } from '../types';
 import BaseServer from './BaseServer';