diff --git a/music/nextjs/quickstart/example/app/api/generate-music/route.ts b/music/nextjs/quickstart/example/app/api/generate-music/route.ts
index 8a17b3d9..b9487e77 100644
--- a/music/nextjs/quickstart/example/app/api/generate-music/route.ts
+++ b/music/nextjs/quickstart/example/app/api/generate-music/route.ts
@@ -27,6 +27,7 @@ export async function POST(request: NextRequest) {
     const stream = await client.music.compose({
       prompt: prompt.trim(),
       musicLengthMs: 10000,
+      modelId: "music_v2",
     });
 
     return new Response(stream, {