diff --git a/Jenkinsfile b/Jenkinsfile
index 7049c18..f51fe67 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -29,9 +29,16 @@ pipeline {
                     cp -r ${DIST_PATH}/* ${DEPLOY_DIR}/
                     echo "主节点部署完成：${DIST_PATH} → ${DEPLOY_DIR}"
 
-                    echo "重启 Nginx 服务..."
-                    systemctl restart nginx
-                    echo "已重启服务"
+                    # 2. Nginx 操作（优先热重载，无停机）
+                    echo "检查 Nginx 配置语法..."
+                    /usr/sbin/nginx -t  # 先校验配置，避免重载失败
+
+                    echo "热重载 Nginx 配置..."
+                    # Debian systemd 下的正确写法（绝对路径+sudo，需提前配置免密）
+                    sudo /usr/bin/systemctl reload nginx  # 重载比 restart 更友好
+                    # 若必须重启：sudo /usr/bin/systemctl restart nginx
+
+                    echo "Nginx 操作完成"
                 """
             }
         }