diff --git a/scripts/deploy_postgres.sh b/scripts/deploy_postgres.sh
index c2a0651..40fe8d2 100644
--- a/scripts/deploy_postgres.sh
+++ b/scripts/deploy_postgres.sh
@@ -66,6 +66,12 @@ echo "==> Python 依赖..."
 source "$APP_DIR/venv/bin/activate"
 pip install -q -r "$APP_DIR/requirements.txt"
 
+echo "==> 停止 qihuo（释放数据库连接）..."
+if pm2 describe qihuo &>/dev/null; then
+  pm2 stop qihuo || true
+  sleep 2
+fi
+
 if [ "$MIGRATE_SQLITE" = "1" ]; then
   echo "==> 重置 PostgreSQL 库（迁移模式）..."
   sudo -u postgres psql -v ON_ERROR_STOP=0 -c \