diff --git a/app/api/generate/route.ts b/app/api/generate/route.ts
index 8b1bb4f..c124fa4 100644
--- a/app/api/generate/route.ts
+++ b/app/api/generate/route.ts
@@ -74,7 +74,7 @@ export async function GET(req: NextRequest) {
 
   const filename = `${safeName}_click.wav`;
 
-  return new NextResponse(wav, {
+  return new NextResponse(new Uint8Array(wav), {
     status: 200,
     headers: {
       "Content-Type": "audio/wav",