diff --git a/packages/waku/src/config.ts b/packages/waku/src/config.ts
index 828c1712e..139342ebd 100644
--- a/packages/waku/src/config.ts
+++ b/packages/waku/src/config.ts
@@ -49,7 +49,7 @@ export interface Config {
    */
   middleware?: () => Promise<{ default: Middleware }>[];
   /**
-   * Enhander for Hono
+   * Enhancer for Hono
    * Defaults to `undefined`
    */
   unstable_honoEnhancer?:
diff --git a/packages/waku/src/lib/plugins/vite-plugin-deploy-aws-lambda.ts b/packages/waku/src/lib/plugins/vite-plugin-deploy-aws-lambda.ts
index baa50ce20..b53284289 100644
--- a/packages/waku/src/lib/plugins/vite-plugin-deploy-aws-lambda.ts
+++ b/packages/waku/src/lib/plugins/vite-plugin-deploy-aws-lambda.ts
@@ -17,7 +17,12 @@ const getServeJsContent = (
 ) => `
 import path from 'node:path';
 import { existsSync, readFileSync } from 'node:fs';
-import { serverEngine, importHono, importHonoNodeServerServeStatic, importHonoAwsLambda } from 'waku/unstable_hono';
+import {
+  serverEngine,
+  importHono,
+  importHonoNodeServerServeStatic,
+  importHonoAwsLambda,
+} from 'waku/unstable_hono';
 
 const { Hono } = await importHono();
 const { serveStatic } = await importHonoNodeServerServeStatic();
@@ -27,18 +32,25 @@ const distDir = '${distDir}';
 const publicDir = '${distPublic}';
 const loadEntries = () => import('${srcEntriesFile}');
 
-const app = new Hono();
-app.use(serveStatic({ root: distDir + '/' + publicDir }));
-app.use(serverEngine({ cmd: 'start', loadEntries, env: process.env }));
-app.notFound(async (c) => {
-  const file = path.join(distDir, publicDir, '404.html');
-  if (existsSync(file)) {
-    return c.html(readFileSync(file, 'utf8'), 404);
-  }
-  return c.text('404 Not Found', 404);
-});
+const configPromise = loadEntries().then((entries) => entries.loadConfig());
 
-export const handler = handle(app);
+const createApp = (app) => {
+  app.use(serveStatic({ root: distDir + '/' + publicDir }));
+  app.use(serverEngine({ cmd: 'start', loadEntries, env: process.env }));
+  app.notFound(async (c) => {
+    const file = path.join(distDir, publicDir, '404.html');
+    if (existsSync(file)) {
+      return c.html(readFileSync(file, 'utf8'), 404);
+    }
+    return c.text('404 Not Found', 404);
+  });
+  return app;
+};
+
+const honoEnhancer =
+  (await configPromise).unstable_honoEnhancer || ((createApp) => createApp);
+
+export const handler = handle(honoEnhancer(createApp)(new Hono()));
 `;
 
 export function deployAwsLambdaPlugin(opts: {
diff --git a/packages/waku/src/lib/plugins/vite-plugin-deploy-cloudflare.ts b/packages/waku/src/lib/plugins/vite-plugin-deploy-cloudflare.ts
index 48d567d1b..8503902d0 100644
--- a/packages/waku/src/lib/plugins/vite-plugin-deploy-cloudflare.ts
+++ b/packages/waku/src/lib/plugins/vite-plugin-deploy-cloudflare.ts
@@ -23,27 +23,40 @@ const { Hono } = await importHono();
 
 const loadEntries = () => import('${srcEntriesFile}');
 let serve;
-
-const app = new Hono();
-app.use((c, next) => serve(c, next));
-app.notFound(async (c) => {
-  const assetsFetcher = c.env.ASSETS;
-  const url = new URL(c.req.raw.url);
-  const errorHtmlUrl = url.origin + '/404.html';
-  const notFoundStaticAssetResponse = await assetsFetcher.fetch(
-    new URL(errorHtmlUrl),
-  );
-  if (notFoundStaticAssetResponse && notFoundStaticAssetResponse.status < 400) {
-    return c.body(notFoundStaticAssetResponse.body, 404);
-  }
-  return c.text('404 Not Found', 404);
-});
+let app;
+
+const createApp = (app) => {
+  app.use((c, next) => serve(c, next));
+  app.notFound(async (c) => {
+    const assetsFetcher = c.env.ASSETS;
+    const url = new URL(c.req.raw.url);
+    const errorHtmlUrl = url.origin + '/404.html';
+    const notFoundStaticAssetResponse = await assetsFetcher.fetch(
+      new URL(errorHtmlUrl),
+    );
+    if (
+      notFoundStaticAssetResponse &&
+      notFoundStaticAssetResponse.status < 400
+    ) {
+      return c.body(notFoundStaticAssetResponse.body, 404);
+    }
+    return c.text('404 Not Found', 404);
+  });
+  return app;
+};
 
 export default {
   async fetch(request, env, ctx) {
     if (!serve) {
       serve = serverEngine({ cmd: 'start', loadEntries, env });
     }
+    if (!app) {
+      const entries = await loadEntries();
+      const config = await entries.loadConfig();
+      const honoEnhancer =
+        config.unstable_honoEnhancer || ((createApp) => createApp);
+      app = honoEnhancer(createApp)(new Hono());
+    }
     return app.fetch(request, env, ctx);
   },
 };
diff --git a/packages/waku/src/lib/plugins/vite-plugin-deploy-partykit.ts b/packages/waku/src/lib/plugins/vite-plugin-deploy-partykit.ts
index 9a17938e5..866e81717 100644
--- a/packages/waku/src/lib/plugins/vite-plugin-deploy-partykit.ts
+++ b/packages/waku/src/lib/plugins/vite-plugin-deploy-partykit.ts
@@ -15,30 +15,40 @@ const { Hono } = await importHono();
 
 const loadEntries = () => import('${srcEntriesFile}');
 let serve;
+let app;
 
-const app = new Hono();
-app.use((c, next) => serve(c, next));
-app.notFound(async (c) => {
-  const assetsFetcher = c.env.assets;
-  // check if there's a 404.html in the static assets
-  const notFoundStaticAssetResponse = await assetsFetcher.fetch('/404.html');
-  // if there is, return it
-  if (notFoundStaticAssetResponse) {
-    return new Response(notFoundStaticAssetResponse.body, {
-      status: 404,
-      statusText: 'Not Found',
-      headers: notFoundStaticAssetResponse.headers,
-    });
-  }
-  // otherwise, return a simple 404 response
-  return c.text('404 Not Found', 404);
-});
+const createApp = (app) => {
+  app.use((c, next) => serve(c, next));
+  app.notFound(async (c) => {
+    const assetsFetcher = c.env.ASSETS;
+    const url = new URL(c.req.raw.url);
+    const errorHtmlUrl = url.origin + '/404.html';
+    const notFoundStaticAssetResponse = await assetsFetcher.fetch(
+      new URL(errorHtmlUrl),
+    );
+    if (
+      notFoundStaticAssetResponse &&
+      notFoundStaticAssetResponse.status < 400
+    ) {
+      return c.body(notFoundStaticAssetResponse.body, 404);
+    }
+    return c.text('404 Not Found', 404);
+  });
+  return app;
+};
 
 export default {
-  onFetch(request, lobby, ctx) {
+  async onFetch(request, lobby, ctx) {
     if (!serve) {
       serve = serverEngine({ cmd: 'start', loadEntries, env: lobby });
     }
+    if (!app) {
+      const entries = await loadEntries();
+      const config = await entries.loadConfig();
+      const honoEnhancer =
+        config.unstable_honoEnhancer || ((createApp) => createApp);
+      app = honoEnhancer(createApp)(new Hono());
+    }
     return app.fetch(request, lobby, ctx);
   },
 };