diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
index 46b7b8664c..8d04c9ffeb 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
@@ -638,6 +638,8 @@ namespace OpenSim.Region.Framework.Scenes
             set
             {
                 m_name = value;
+                if(ParentGroup != null)
+                    ParentGroup.InvalidatePartsLinkMaps();
 
                 PhysicsActor pa = PhysActor;