diff --git a/app/[locale]/layout.tsx b/app/[locale]/layout.tsx
index 8bc866f..3e21889 100644
--- a/app/[locale]/layout.tsx
+++ b/app/[locale]/layout.tsx
@@ -37,6 +37,9 @@ export const viewport: Viewport = {
   userScalable: false,
 };
 
+// optimization: force static for vercel
+export const dynamic = process.env.VERCEL ? "force-static" : "auto";
+
 export async function generateStaticParams() {
   return locales.map((locale) => ({ locale }));
 }