diff --git a/setup.sh b/setup.sh
index 6a4fd28..070c0ff 100644
--- a/setup.sh
+++ b/setup.sh
@@ -59,6 +59,9 @@ mkdir -p /srv/taiko-web
 SRC_DIR=$(cd "$(dirname "$0")" && pwd)
 rsync -a --delete --exclude '.git' --exclude '.venv' "$SRC_DIR/" /srv/taiko-web/
 
+echo "预创建歌曲存储目录..."
+mkdir -p /srv/taiko-web/public/songs
+
 echo "创建并安装 Python 虚拟环境..."
 python3 -m venv /srv/taiko-web/.venv
 /srv/taiko-web/.venv/bin/pip install -U pip
@@ -80,6 +83,7 @@ After=network.target mongod.service redis-server.service
 Type=simple
 WorkingDirectory=/srv/taiko-web
 Environment=PYTHONUNBUFFERED=1
+Environment=TAIKO_WEB_SONGS_DIR=/srv/taiko-web/public/songs
 ExecStart=/srv/taiko-web/.venv/bin/gunicorn -b 0.0.0.0:80 app:app
 Restart=always
 User=www-data