diff --git a/src/views/Home/MapCtrl/Map3D/demo.js b/src/views/Home/MapCtrl/Map3D/demo.js
index e0d4c518e..d87417fc2 100644
--- a/src/views/Home/MapCtrl/Map3D/demo.js
+++ b/src/views/Home/MapCtrl/Map3D/demo.js
@@ -146,7 +146,7 @@ export default class LayerMgr {
     try {
       let tileset = await Cesium.Cesium3DTileset.fromUrl(
         // 'http://res3d.oss-cn-shenzhen.aliyuncs.com/macheng/xiaoyutan/Scene/3DTILE.json',
-        'https://map1.oss-cn-shenzhen.aliyuncs.com/tsg/tiles/tileset.json',
+        'https://map1.oss-cn-shenzhen.aliyuncs.com/tsg/tiles2/tileset.json',
         {
             maximumScreenSpaceError: 20,  //精细程度越小越精细
             maximumMemoryUsage: 1000, //不可设置太高，目标机子空闲内存值以内，防止浏览器过于卡