diff --git a/next.config.ts b/next.config.ts
index 2602ae9..10d5b70 100644
--- a/next.config.ts
+++ b/next.config.ts
@@ -11,7 +11,7 @@ const nextConfig = {
   serverExternalPackages: ['nodemailer'],
   experimental: {
     serverActions: {
-      bodySizeLimit: '500mb',
+      bodySizeLimit: '500mb' as const,
     },
   },
 };