diff --git a/packages/client-screen/src/stores/admin.ts b/packages/client-screen/src/stores/admin.ts
index 2abd229..cbfe016 100644
--- a/packages/client-screen/src/stores/admin.ts
+++ b/packages/client-screen/src/stores/admin.ts
@@ -66,7 +66,7 @@ export const useAdminStore = defineStore('admin', () => {
 
   // Music State
   const musicPlaying = ref(false);
-  const musicTrack = ref<'bgm' | 'lottery' | 'fanfare' | 'award' | 'none'>('none');
+  const musicTrack = ref<'bgm' | 'lottery' | 'fanfare' | 'award' | 'horse' | 'none'>('none');
 
   // UI State
   const pendingAction = ref<string | null>(null);