diff --git a/README.md b/README.md
index 6e7ae47a..fe6634bc 100644
--- a/README.md
+++ b/README.md
@@ -109,6 +109,7 @@ English / [中文](README_zh.md) &nbsp;&nbsp; | &nbsp;&nbsp; <a href="https://gi
     - [ ] UV unwrap
     - [ ] Automatic pathfinding
     - [ ] Batch rendering
+    - [ ] Occlusion culling
 - [ ] GIS scene editing
   - [ ] Satellite imagery
     - [x] Bing satellite image
diff --git a/README_zh.md b/README_zh.md
index 0e711930..b81fb150 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -97,6 +97,7 @@
     - [ ] UV展开
     - [ ] 自动寻路
     - [ ] 批量渲染
+    - [ ] 遮挡剔除
   - [x] 模型导出
     - [x] gltf、obj、ply、stl、Collada、DRACO
   - [x] 场景发布