diff --git a/03-UnrealEngine/LevelScene/World Partition(世界分区).md b/03-UnrealEngine/LevelScene/World Partition(世界分区).md
index f222678..f66a2c4 100644
--- a/03-UnrealEngine/LevelScene/World Partition(世界分区).md	
+++ b/03-UnrealEngine/LevelScene/World Partition(世界分区).md	
@@ -156,6 +156,7 @@ p4 sizes -s //Project/Development/LiveDirector/Content/__ExternalActors__/Maps/M
 https://issues.unrealengine.com/issue/UE-173838
 
 但5.2已经修复这个问题。
+https://github.com/EpicGames/UnrealEngine/commit/51d38831de4da7df196eecaf13f3d4b5a517f1f0
 
 ## 曹老师提供思路
 使用在进行大世界之后对Sequence中的物体进行重新Binding。