diff --git a/OpenSim/Region/Environment/Modules/World/Archiver/ArchiveRequest.cs b/OpenSim/Region/Environment/Modules/World/Archiver/ArchiveRequest.cs
index 6824ce9e94..34610e074b 100644
--- a/OpenSim/Region/Environment/Modules/World/Archiver/ArchiveRequest.cs
+++ b/OpenSim/Region/Environment/Modules/World/Archiver/ArchiveRequest.cs
@@ -105,7 +105,7 @@ namespace OpenSim.Region.Environment
             
             foreach (LLUUID uuid in assets.Keys)
             {
-                archive.AddFile(uuid.ToString(), assets[uuid].Data);
+                archive.AddFile(uuid.ToString() + ".jp2", assets[uuid].Data);
             }
             
             archive.WriteTar(m_savePath);