diff --git a/README.md b/README.md
index 01dfb6b..9707aac 100644
--- a/README.md
+++ b/README.md
@@ -370,7 +370,7 @@ This allows you to:
 - [x] All entity types (Text, Image, Light, Zone, etc.)
 - [x] Entity property updates (real-time position, rotation, color changes)
 - [x] Entity deletion handling
-- [ ] Parent/child entity hierarchies
+- [x] Parent/child entity hierarchies
 - [ ] Entity query/filtering by distance
 
 ### Phase 5: Interaction & Multi-User