diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
index a57e9bced4..5694c8c967 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
@@ -2634,7 +2634,7 @@ namespace OpenSim.Region.Framework.Scenes
                 colliding.Add(CreateDetObjectForGround());
                 LandCollidingMessage.Colliders = colliding;
 
-                notify(LocalId, LandCollidingMessage);
+                notify(ParentGroup.RootPart.LocalId, LandCollidingMessage);
             }
         }