diff --git a/types/webpack-dev-server/index.d.ts b/types/webpack-dev-server/index.d.ts
index 797ae437dc..c6bab12c3b 100644
--- a/types/webpack-dev-server/index.d.ts
+++ b/types/webpack-dev-server/index.d.ts
@@ -15,6 +15,10 @@ import * as spdy from 'spdy';
 import * as httpProxyMiddleware from 'http-proxy-middleware';
 
 declare namespace WebpackDevServer {
+    interface ListeningApp {
+        address(): { port?: number };
+    }
+
     interface proxyConfigMap {
         [url: string]: string | httpProxyMiddleware.Config;
     }
@@ -76,6 +80,12 @@ declare class WebpackDevServer {
         config: WebpackDevServer.Configuration
     );
 
+    static addDevServerEntrypoints(
+        webpackOptions: webpack.Configuration | webpack.Configuration[],
+        config: WebpackDevServer.Configuration,
+        listeningApp?: WebpackDevServer.ListeningApp
+    ): void;
+
     listen(port: number, hostname: string, callback?: (error?: Error) => void): http.Server;
 
     listen(port: number, callback?: (error?: Error) => void): http.Server;
diff --git a/types/webpack-dev-server/webpack-dev-server-tests.ts b/types/webpack-dev-server/webpack-dev-server-tests.ts
index a288ea51be..5a23a60ad7 100644
--- a/types/webpack-dev-server/webpack-dev-server-tests.ts
+++ b/types/webpack-dev-server/webpack-dev-server-tests.ts
@@ -75,7 +75,7 @@ const config: WebpackDevServer.Configuration = {
 
 // API example
 server = new WebpackDevServer(compiler, config);
-server.listen(8080, "localhost", () => {});
+server.listen(8080, "localhost", () => { });
 
 // HTTPS example
 server = new WebpackDevServer(compiler, {
@@ -83,10 +83,25 @@ server = new WebpackDevServer(compiler, {
     https: true
 });
 
-server.listen(8080, "localhost", () => {});
+server.listen(8080, "localhost", () => { });
 
 server.close();
 
-// multiple compilers
+WebpackDevServer.addDevServerEntrypoints(config, {
+    publicPath: "/assets/",
+    https: true
+});
 
+WebpackDevServer.addDevServerEntrypoints(
+    [config],
+    {
+        publicPath: "/assets/",
+        https: true
+    },
+    {
+        address: () => ({ port: 80 })
+    }
+);
+
+// multiple compilers
 server = new WebpackDevServer(multipleCompiler, config);