diff --git a/OpenSim/Region/Framework/Scenes/SceneGraph.cs b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
index ce7b0ebc47..81ef54f949 100644
--- a/OpenSim/Region/Framework/Scenes/SceneGraph.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
@@ -47,6 +47,8 @@ namespace OpenSim.Region.Framework.Scenes
 
     public delegate void DetachFromBackupDelegate(SceneObjectGroup sog);
 
+    public delegate void ChangedBackupDelegate(SceneObjectGroup sog);
+
     public delegate void ObjectCreateDelegate(EntityBase obj);
 
     public delegate void ObjectDeleteDelegate(EntityBase obj);
@@ -67,6 +69,7 @@ namespace OpenSim.Region.Framework.Scenes
         public event ObjectDuplicateDelegate OnObjectDuplicate;
         public event AttachToBackupDelegate OnAttachToBackup;
         public event DetachFromBackupDelegate OnDetachFromBackup;
+        public event ChangedBackupDelegate OnChangeBackup;
         public event ObjectCreateDelegate OnObjectCreate;
         public event ObjectDeleteDelegate OnObjectRemove;
 
@@ -484,6 +487,14 @@ namespace OpenSim.Region.Framework.Scenes
             }
         }
 
+        public void FireChangeBackup(SceneObjectGroup obj)
+        {
+            if (OnChangeBackup != null)
+            {
+                OnChangeBackup(obj);
+            }
+        }
+
         /// <summary>
         /// Process all pending updates
         /// </summary>
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
index e18dfd2f05..7081cedc5b 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
@@ -200,6 +200,10 @@ namespace OpenSim.Region.Framework.Scenes
             {
                 if (value)
                 {
+                    if (m_isBackedUp)
+                    {
+                        m_scene.SceneGraph.FireChangeBackup(this);
+                    }
                     timeLastChanged = DateTime.Now.Ticks;
                     if (!m_hasGroupChanged)
                         timeFirstChanged = DateTime.Now.Ticks;