diff --git a/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs b/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs
index c7723f1694..4b582c2e63 100644
--- a/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs
+++ b/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs
@@ -361,7 +361,7 @@ namespace Flotsam.RegionModules.AssetCache
                 {
                     try
                     {
-                        FileStream stream = File.Open(filename, FileMode.Open);
+                        FileStream stream = File.Open(filename, FileMode.Open, FileAccess.Read, FileShare.Read);
                         BinaryFormatter bformatter = new BinaryFormatter();
 
                         asset = (AssetBase)bformatter.Deserialize(stream);