diff --git a/OpenSim/Region/CoreModules/Scripting/WorldComm/WorldCommModule.cs b/OpenSim/Region/CoreModules/Scripting/WorldComm/WorldCommModule.cs
index 401ff6cdef..2c26e63b94 100644
--- a/OpenSim/Region/CoreModules/Scripting/WorldComm/WorldCommModule.cs
+++ b/OpenSim/Region/CoreModules/Scripting/WorldComm/WorldCommModule.cs
@@ -30,6 +30,7 @@ using System.Collections;
 using System.Collections.Generic;
 using System.Text.RegularExpressions;
 using Nini.Config;
+using Mono.Addins;
 using OpenMetaverse;
 using OpenSim.Framework;
 using OpenSim.Region.Framework.Interfaces;
@@ -86,7 +87,8 @@ using OpenSim.Region.Framework.Scenes;
 
 namespace OpenSim.Region.CoreModules.Scripting.WorldComm
 {
-    public class WorldCommModule : IRegionModule, IWorldComm
+    [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule")]
+    public class WorldCommModule : IWorldComm, INonSharedRegionModule
     {
         // private static readonly ILog m_log =
         //     LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
@@ -99,9 +101,9 @@ namespace OpenSim.Region.CoreModules.Scripting.WorldComm
         private int m_saydistance = 20;
         private int m_shoutdistance = 100;
 
-        #region IRegionModule Members
+        #region INonSharedRegionModule Members
 
-        public void Initialise(Scene scene, IConfigSource config)
+        public void Initialise(IConfigSource config)
         {
             // wrap this in a try block so that defaults will work if
             // the config file doesn't specify otherwise.
@@ -120,12 +122,7 @@ namespace OpenSim.Region.CoreModules.Scripting.WorldComm
             }
             if (maxlisteners < 1) maxlisteners = int.MaxValue;
             if (maxhandles < 1) maxhandles = int.MaxValue;
-
-            m_scene = scene;
-            m_scene.RegisterModuleInterface<IWorldComm>(this);
             m_listenerManager = new ListenerManager(maxlisteners, maxhandles);
-            m_scene.EventManager.OnChatFromClient += DeliverClientMessage;
-            m_scene.EventManager.OnChatBroadcast += DeliverClientMessage;
             m_pendingQ = new Queue();
             m_pending = Queue.Synchronized(m_pendingQ);
         }
@@ -134,6 +131,26 @@ namespace OpenSim.Region.CoreModules.Scripting.WorldComm
         {
         }
 
+        public void AddRegion(Scene scene)
+        {
+            m_scene = scene;
+            m_scene.RegisterModuleInterface<IWorldComm>(this);
+            m_scene.EventManager.OnChatFromClient += DeliverClientMessage;
+            m_scene.EventManager.OnChatBroadcast += DeliverClientMessage;
+        }
+
+        public void RegionLoaded(Scene scene) { }
+
+        public void RemoveRegion(Scene scene)
+        {
+            if (scene != m_scene)
+                return;
+
+            m_scene.UnregisterModuleInterface<IWorldComm>(this);
+            m_scene.EventManager.OnChatBroadcast -= DeliverClientMessage;
+            m_scene.EventManager.OnChatBroadcast -= DeliverClientMessage;
+        }
+
         public void Close()
         {
         }
@@ -143,10 +160,7 @@ namespace OpenSim.Region.CoreModules.Scripting.WorldComm
             get { return "WorldCommModule"; }
         }
 
-        public bool IsSharedModule
-        {
-            get { return false; }
-        }
+        public Type ReplaceableInterface { get { return null; } }
 
         #endregion