diff --git a/cli/bench/http/bun_hono_router.js b/cli/bench/http/bun_hono_router.js
index a0bba67d53..38f9c35423 100644
--- a/cli/bench/http/bun_hono_router.js
+++ b/cli/bench/http/bun_hono_router.js
@@ -3,6 +3,10 @@ const port = Bun.argv[2] || "4545";
 const { Hono } = require("../testdata/npm/hono/dist/index.js");
 
 const app = new Hono();
+app.use("*", async (c, n) => {
+  c.res.headers.set("Date", (new Date()).toUTCString());
+  await n();
+});
 app.get("/", (c) => c.text("Hello, World!"));
 
 Bun.serve({
diff --git a/cli/bench/http/bun_http.js b/cli/bench/http/bun_http.js
index a4cd2c5620..89ff9b1211 100644
--- a/cli/bench/http/bun_http.js
+++ b/cli/bench/http/bun_http.js
@@ -2,7 +2,9 @@
 const port = Bun.argv[2] || "4545";
 Bun.serve({
   fetch(_req) {
-    return new Response("Hello World");
+    return new Response("Hello World", {
+      headers: { "Date": (new Date()).toUTCString() },
+    });
   },
   port: Number(port),
 });
diff --git a/cli/bench/http/bun_http_send_file.js b/cli/bench/http/bun_http_send_file.js
index 615c35d31a..268da9ae96 100644
--- a/cli/bench/http/bun_http_send_file.js
+++ b/cli/bench/http/bun_http_send_file.js
@@ -6,7 +6,9 @@ const path = new URL("../testdata/128k.bin", import.meta.url).pathname;
 Bun.serve({
   fetch(_req) {
     const file = Bun.file(path);
-    return new Response(file);
+    return new Response(file, {
+      headers: { "Date": (new Date()).toUTCString() },
+    });
   },
   port: Number(port),
 });