diff --git a/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs b/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs
index fab489dbd4..4bce4169b0 100644
--- a/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs
+++ b/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs
@@ -49,12 +49,8 @@ using OpenSim.Region.Framework.Scenes;
 using OpenSim.Services.Interfaces;
 
 
-[assembly: Addin("FlotsamAssetCache", "1.1")]
-[assembly: AddinDependency("OpenSim", "0.5")]
-
-namespace Flotsam.RegionModules.AssetCache
+namespace OpenSim.Region.CoreModules.Asset
 {
-    [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule")]
     public class FlotsamAssetCache : ISharedRegionModule, IImprovedAssetCache, IAssetService
     {
         private static readonly ILog m_log =
diff --git a/OpenSim/Region/CoreModules/Asset/Tests/FlotsamAssetCacheTests.cs b/OpenSim/Region/CoreModules/Asset/Tests/FlotsamAssetCacheTests.cs
index c91b25fac2..9276d1a526 100644
--- a/OpenSim/Region/CoreModules/Asset/Tests/FlotsamAssetCacheTests.cs
+++ b/OpenSim/Region/CoreModules/Asset/Tests/FlotsamAssetCacheTests.cs
@@ -35,7 +35,7 @@ using Nini.Config;
 using NUnit.Framework;
 using OpenMetaverse;
 using OpenMetaverse.Assets;
-using Flotsam.RegionModules.AssetCache;
+using OpenSim.Region.CoreModules.Asset;
 using OpenSim.Framework;
 using OpenSim.Region.Framework.Scenes;
 using OpenSim.Region.Framework.Scenes.Serialization;
diff --git a/OpenSim/Region/CoreModules/Resources/CoreModulePlugin.addin.xml b/OpenSim/Region/CoreModules/Resources/CoreModulePlugin.addin.xml
index 424e0ab384..a09945e2a7 100644
--- a/OpenSim/Region/CoreModules/Resources/CoreModulePlugin.addin.xml
+++ b/OpenSim/Region/CoreModules/Resources/CoreModulePlugin.addin.xml
@@ -34,6 +34,7 @@
         <RegionModule id="LureModule" type="OpenSim.Region.CoreModules.Avatar.Lure.LureModule" />
         <RegionModule id="InventoryTransferModule" type="OpenSim.Region.CoreModules.Avatar.Inventory.Transfer.InventoryTransferModule" />
         <RegionModule id="CoreAssetCache" type="OpenSim.Region.CoreModules.Asset.CoreAssetCache" />
+        <RegionModule id="FlotsamAssetCache" type="OpenSim.Region.CoreModules.Asset.FlotsamAssetCache" />
         <RegionModule id="GlynnTuckerAssetCache" type="OpenSim.Region.CoreModules.Asset.GlynnTuckerAssetCache" />
         <RegionModule id="CenomeMemoryAssetCache" type="OpenSim.Region.CoreModules.Asset.CenomeMemoryAssetCache"/>
         <RegionModule id="LibraryModule" type="OpenSim.Region.CoreModules.Framework.Library.LibraryModule"/>