diff --git a/types/koa-webpack/index.d.ts b/types/koa-webpack/index.d.ts
index 4f86fcd11f..951d8d58a2 100644
--- a/types/koa-webpack/index.d.ts
+++ b/types/koa-webpack/index.d.ts
@@ -1,30 +1,35 @@
-// Type definitions for koa-webpack 1.0
+// Type definitions for koa-webpack 5.x
 // Project: https://github.com/shellscape/koa-webpack#readme
 // Definitions by: Luka Maljic <https://github.com/malj>
+//                 Lee Benson <https://github.com/leebenson>
+//                 miZyind <https://github.com/miZyind>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.3
 
 import Koa = require('koa');
 import webpack = require('webpack');
 import webpackDevMiddleware = require('webpack-dev-middleware');
-import webpackHotMiddleware = require('webpack-hot-middleware');
-import connect = require('connect');
+import webpackHotClient = require('webpack-hot-client');
 
 declare function koaWebpack(
     options?: koaWebpack.Options
-): Koa.Middleware & koaWebpack.CombinedWebpackMiddleware;
+): Promise<Koa.Middleware & koaWebpack.CombinedWebpackMiddleware>;
 
 declare namespace koaWebpack {
     interface Options {
         compiler?: webpack.Compiler;
         config?: webpack.Configuration;
-        dev?: webpackDevMiddleware.Options;
-        hot?: webpackHotMiddleware.Options | boolean;
+        devMiddleware?: webpackDevMiddleware.Options;
+        hotClient?: webpackHotClient.Options | boolean;
     }
 
     interface CombinedWebpackMiddleware {
-        dev: connect.NextHandleFunction & webpackDevMiddleware.WebpackDevMiddleware;
-        hot: connect.NextHandleFunction & webpackHotMiddleware.EventStream;
+        devMiddleware: webpackDevMiddleware.WebpackDevMiddleware;
+        hotClient: {
+            close: () => void;
+            options: webpackHotClient.Options;
+            server: any;
+        };
     }
 }
 
diff --git a/types/koa-webpack/koa-webpack-tests.ts b/types/koa-webpack/koa-webpack-tests.ts
index 12062302de..de4990eea6 100644
--- a/types/koa-webpack/koa-webpack-tests.ts
+++ b/types/koa-webpack/koa-webpack-tests.ts
@@ -7,39 +7,50 @@ const config: webpack.Configuration = {};
 const compiler = webpack(config);
 
 // Using the middleware
-
-const middleware = koaWebpack({
+koaWebpack({
     compiler,
     config,
-    dev: {
-        lazy: true,
-        watchOptions: {
-            aggregateTimeout: 300,
-            poll: true,
-        },
-        publicPath: '/assets/',
+    // Reference: https://github.com/webpack/webpack-dev-middleware#options
+    devMiddleware: {
+        headers: { 'X-Custom-Header': 'yes' },
         index: 'index.html',
-        headers: {
-            'X-Custom-Header': 'yes'
-        },
-        stats: {
-            colors: true,
-        },
+        lazy: false,
+        logger: undefined,
+        logLevel: 'info',
+        // logTime: false,
+        // mimeTypes: null,
+        publicPath: '/assets/',
         reporter: null,
-        serverSideRender: false
+        serverSideRender: false,
+        stats: { context: process.cwd() },
+        watchOptions: { aggregateTimeout: 200 },
+        // writeToDisk: false
     },
-    hot: {
-        log: console.log.bind(console),
-        path: '/__what',
-        heartbeat: 2000
+    // Reference: https://github.com/webpack-contrib/webpack-hot-client#api
+    hotClient: {
+        allEntries: false,
+        autoConfigure: true,
+        host: 'localhost',
+        hmr: true,
+        https: false,
+        logLevel: 'info',
+        logTime: false,
+        port: 0,
+        reload: true,
+        server: undefined,
+        stats: { context: process.cwd() }
     }
-});
+})
+    .then((middleware) => {
+        app.use(middleware);
 
-app.use(middleware);
-
-// Accessing the underlying middleware
-
-middleware.dev.close();
-middleware.dev.invalidate();
-middleware.dev.waitUntilValid();
-middleware.hot.publish(null);
+        // Accessing the underlying middleware
+        middleware.devMiddleware.close();
+        middleware.devMiddleware.invalidate();
+        middleware.devMiddleware.waitUntilValid();
+        middleware.devMiddleware.getFilenameFromUrl('/public/index.html');
+        middleware.devMiddleware.fileSystem;
+        middleware.hotClient.close();
+        middleware.hotClient.options;
+        middleware.hotClient.server;
+    });