diff --git a/packages/rspack/etc/core.api.md b/packages/rspack/etc/core.api.md
index 66254568d5de..4365abc5bccb 100644
--- a/packages/rspack/etc/core.api.md
+++ b/packages/rspack/etc/core.api.md
@@ -32,7 +32,7 @@ import type { ExternalObject } from '@rspack/binding';
 import { fs } from 'fs';
 import { default as fs_2 } from 'graceful-fs';
 import { HookMap } from '@rspack/lite-tapable';
-import { IncomingMessage as IncomingMessage_2 } from 'http';
+import { IncomingMessage } from 'http';
 import { inspect } from 'node:util';
 import type { JsAddingRuntimeModule } from '@rspack/binding';
 import type { JsAfterEmitData } from '@rspack/binding';
@@ -85,7 +85,7 @@ import { Server } from 'net';
 import { Server as Server_2 } from 'tls';
 import { Server as Server_3 } from 'http';
 import { ServerOptions as ServerOptions_2 } from 'https';
-import { ServerResponse as ServerResponse_2 } from 'http';
+import { ServerResponse } from 'http';
 import { SourceMapDevToolPluginOptions } from '@rspack/binding';
 import sources = require('../compiled/webpack-sources');
 import { StatSyncFn } from 'fs';
@@ -1808,7 +1808,7 @@ export { Dependency }
 type DependencyLocation = any;
 
 // @public (undocumented)
-type DevMiddlewareContext<RequestInternal extends IncomingMessage = IncomingMessage, ResponseInternal extends ServerResponse = ServerResponse> = {
+type DevMiddlewareContext<RequestInternal extends IncomingMessage_2 = IncomingMessage_2, ResponseInternal extends ServerResponse_2 = ServerResponse_2> = {
     state: boolean;
     stats: Stats | MultiStats | undefined;
     callbacks: Callback_2[];
@@ -1820,7 +1820,7 @@ type DevMiddlewareContext<RequestInternal extends IncomingMessage = IncomingMess
 };
 
 // @public (undocumented)
-type DevMiddlewareOptions<RequestInternal extends IncomingMessage = IncomingMessage, ResponseInternal extends ServerResponse = ServerResponse> = {
+type DevMiddlewareOptions<RequestInternal extends IncomingMessage_2 = IncomingMessage_2, ResponseInternal extends ServerResponse_2 = ServerResponse_2> = {
     mimeTypes?: {
         [key: string]: string;
     } | undefined;
@@ -1847,6 +1847,9 @@ type DevMiddlewareOptions<RequestInternal extends IncomingMessage = IncomingMess
 export interface DevServer extends DevServerOptions {
 }
 
+// @public (undocumented)
+export type DevServerMiddleware<RequestInternal extends Request_2 = Request_2, ResponseInternal extends Response_2 = Response_2> = MiddlewareObject<RequestInternal, ResponseInternal> | MiddlewareHandler<RequestInternal, ResponseInternal>;
+
 // @public (undocumented)
 type DevServerOptions<A extends BasicApplication = BasicApplication, S extends BasicServer = Server_3<IncomingMessage, ServerResponse>> = {
     ipc?: string | boolean | undefined;
@@ -1870,7 +1873,7 @@ type DevServerOptions<A extends BasicApplication = BasicApplication, S extends B
     client?: boolean | ClientConfiguration | undefined;
     headers?: Headers_2 | ((req: Request_2, res: Response_2, context: DevMiddlewareContext<Request_2, Response_2> | undefined) => Headers_2) | undefined;
     onListening?: ((devServer: Server_4) => void) | undefined;
-    setupMiddlewares?: ((middlewares: Middleware[], devServer: Server_4) => Middleware[]) | undefined;
+    setupMiddlewares?: ((middlewares: DevServerMiddleware[], devServer: Server_4) => DevServerMiddleware[]) | undefined;
 };
 
 // @public
@@ -3249,7 +3252,7 @@ interface ImportNamespaceSpecifier extends Node_4, HasSpan {
 type ImportSpecifier = NamedImportSpecifier | ImportDefaultSpecifier | ImportNamespaceSpecifier;
 
 // @public (undocumented)
-type IncomingMessage = IncomingMessage_2;
+type IncomingMessage_2 = IncomingMessage;
 
 // @public
 export type Incremental = {
@@ -4133,7 +4136,7 @@ interface LabeledStatement extends Node_4, HasSpan {
 export type Layer = string | null;
 
 // @public (undocumented)
-const lazyCompilationMiddleware: (compiler: Compiler, userOptions?: LazyCompilationOptions | boolean) => Middleware;
+const lazyCompilationMiddleware: (compiler: Compiler, userOptions?: LazyCompilationOptions | boolean) => DevServerMiddleware;
 
 // @public
 export type LazyCompilationOptions = {
@@ -4626,16 +4629,13 @@ interface MethodProperty extends PropBase, Fn {
 }
 
 // @public (undocumented)
-type Middleware = MiddlewareObject | MiddlewareHandler;
-
-// @public (undocumented)
-type MiddlewareHandler = any;
+type MiddlewareHandler<RequestInternal extends Request_2 = Request_2, ResponseInternal extends Response_2 = Response_2> = (req: RequestInternal, res: ResponseInternal, next: NextFunction) => void | Promise<void>;
 
 // @public (undocumented)
-type MiddlewareObject = {
+type MiddlewareObject<RequestInternal extends Request_2 = Request_2, ResponseInternal extends Response_2 = Response_2> = {
     name?: string;
     path?: string;
-    middleware: MiddlewareHandler;
+    middleware: MiddlewareHandler<RequestInternal, ResponseInternal>;
 };
 
 // @public (undocumented)
@@ -4648,7 +4648,7 @@ type MkdirSync = (path: PathLike, options: MakeDirectoryOptions) => undefined |
 export type Mode = "development" | "production" | "none";
 
 // @public (undocumented)
-type ModifyResponseData<RequestInternal extends IncomingMessage = IncomingMessage, ResponseInternal extends ServerResponse = ServerResponse> = (req: RequestInternal, res: ResponseInternal, data: Buffer | ReadStream, byteLength: number) => ResponseData;
+type ModifyResponseData<RequestInternal extends IncomingMessage_2 = IncomingMessage_2, ResponseInternal extends ServerResponse_2 = ServerResponse_2> = (req: RequestInternal, res: ResponseInternal, data: Buffer | ReadStream, byteLength: number) => ResponseData;
 
 export { Module }
 
@@ -6016,7 +6016,7 @@ const RemoveDuplicateModulesPlugin: {
 };
 
 // @public (undocumented)
-type Request_2 = IncomingMessage;
+type Request_2 = IncomingMessage_2;
 
 // @public
 export type Resolve = ResolveOptions;
@@ -6121,7 +6121,7 @@ export type ResourceDataWithData = ResourceData & {
 };
 
 // @public (undocumented)
-type Response_2 = ServerResponse;
+type Response_2 = ServerResponse_2;
 
 // @public (undocumented)
 type ResponseData = {
@@ -6587,6 +6587,7 @@ declare namespace rspackExports {
         Watch,
         WatchOptions,
         DevServer,
+        DevServerMiddleware,
         IgnoreWarnings,
         Profile,
         Amd,
@@ -7034,7 +7035,7 @@ type ServerOptions = ServerOptions_2 & {
 };
 
 // @public (undocumented)
-type ServerResponse = ServerResponse_2;
+type ServerResponse_2 = ServerResponse;
 
 // @public (undocumented)
 type ServerType<A extends BasicApplication = BasicApplication, S extends BasicServer = Server_3<IncomingMessage, ServerResponse>> = "http" | "https" | "spdy" | "http2" | string | ((arg0: ServerOptions, arg1: A) => S);
diff --git a/packages/rspack/src/config/devServer.ts b/packages/rspack/src/config/devServer.ts
index 1d871dad855e..101795ba3c34 100644
--- a/packages/rspack/src/config/devServer.ts
+++ b/packages/rspack/src/config/devServer.ts
@@ -12,9 +12,9 @@ type Logger = ReturnType<Compiler["getInfrastructureLogger"]>;
 type MultiWatching = MultiCompiler["watch"];
 type BasicServer = import("net").Server | import("tls").Server;
 
-type ReadStream = typeof import("fs").ReadStream;
-type IncomingMessage = typeof import("http").IncomingMessage;
-type ServerResponse = typeof import("http").ServerResponse;
+type ReadStream = import("fs").ReadStream;
+type IncomingMessage = import("http").IncomingMessage;
+type ServerResponse = import("http").ServerResponse;
 type ServerOptions = import("https").ServerOptions & {
 	spdy?: {
 		plain?: boolean | undefined;
@@ -143,7 +143,10 @@ type Static = {
 
 type ServerType<
 	A extends BasicApplication = BasicApplication,
-	S extends BasicServer = import("http").Server<IncomingMessage, ServerResponse>
+	S extends BasicServer = import("http").Server<
+		typeof import("http").IncomingMessage,
+		typeof import("http").ServerResponse
+	>
 > =
 	| "http"
 	| "https"
@@ -154,7 +157,10 @@ type ServerType<
 
 type ServerConfiguration<
 	A extends BasicApplication = BasicApplication,
-	S extends BasicServer = import("http").Server<IncomingMessage, ServerResponse>
+	S extends BasicServer = import("http").Server<
+		typeof import("http").IncomingMessage,
+		typeof import("http").ServerResponse
+	>
 > = {
 	type?: ServerType<A, S> | undefined;
 	options?: ServerOptions | undefined;
@@ -202,13 +208,30 @@ type DevMiddlewareContext<
 };
 type Server = any;
 
-type MiddlewareHandler = any;
-type MiddlewareObject = {
+type MiddlewareHandler<
+	RequestInternal extends Request = Request,
+	ResponseInternal extends Response = Response
+> = (
+	req: RequestInternal,
+	res: ResponseInternal,
+	next: NextFunction
+) => void | Promise<void>;
+
+type MiddlewareObject<
+	RequestInternal extends Request = Request,
+	ResponseInternal extends Response = Response
+> = {
 	name?: string;
 	path?: string;
-	middleware: MiddlewareHandler;
+	middleware: MiddlewareHandler<RequestInternal, ResponseInternal>;
 };
-export type Middleware = MiddlewareObject | MiddlewareHandler;
+export type Middleware<
+	RequestInternal extends Request = Request,
+	ResponseInternal extends Response = Response
+> =
+	| MiddlewareObject<RequestInternal, ResponseInternal>
+	| MiddlewareHandler<RequestInternal, ResponseInternal>;
+
 type OpenApp = {
 	name?: string | undefined;
 	arguments?: string[] | undefined;
@@ -244,7 +267,10 @@ type ClientConfiguration = {
 
 export type DevServerOptions<
 	A extends BasicApplication = BasicApplication,
-	S extends BasicServer = import("http").Server<IncomingMessage, ServerResponse>
+	S extends BasicServer = import("http").Server<
+		typeof import("http").IncomingMessage,
+		typeof import("http").ServerResponse
+	>
 > = {
 	ipc?: string | boolean | undefined;
 	host?: string | undefined;
diff --git a/packages/rspack/src/config/types.ts b/packages/rspack/src/config/types.ts
index 61be58bad221..1ab0929a8b3d 100644
--- a/packages/rspack/src/config/types.ts
+++ b/packages/rspack/src/config/types.ts
@@ -2749,6 +2749,8 @@ export type WatchOptions = {
  * Options for devServer, it based on `webpack-dev-server@5`
  * */
 export interface DevServer extends DevServerOptions {}
+
+export type { Middleware as DevServerMiddleware } from "./devServer";
 //#endregion
 
 //#region IgnoreWarnings