diff --git a/app/layout.tsx b/app/layout.tsx
index 82e9608..20c4b60 100644
--- a/app/layout.tsx
+++ b/app/layout.tsx
@@ -1,4 +1,4 @@
-import type { Metadata } from 'next';
+import type { Metadata, Viewport } from 'next';
 import { Geist, Geist_Mono } from 'next/font/google';
 import './globals.css';
 import 'katex/dist/katex.min.css';
@@ -21,6 +21,10 @@ export const metadata: Metadata = {
   description: 'Fastest AI Chat App',
 };
 
+export const viewport: Viewport = {
+  maximumScale: 1,
+};
+
 export default function RootLayout({
   children,
 }: Readonly<{