diff --git a/OpenSim/Services/Connectors/SimianGrid/SimianAuthenticationServiceConnector.cs b/OpenSim/Services/Connectors/SimianGrid/SimianAuthenticationServiceConnector.cs
index b19135e0c5..de3ee4ea56 100644
--- a/OpenSim/Services/Connectors/SimianGrid/SimianAuthenticationServiceConnector.cs
+++ b/OpenSim/Services/Connectors/SimianGrid/SimianAuthenticationServiceConnector.cs
@@ -116,7 +116,7 @@ namespace OpenSim.Services.Connectors.SimianGrid
                         {
                             string credential = identity["Credential"].AsString();
 
-                            if (password == credential || "$1$" + Utils.MD5String(password) == credential || Utils.MD5String(password) == credential)
+                            if (password == credential || "$1$" + password == credential || "$1$" + Utils.MD5String(password) == credential || Utils.MD5String(password) == credential)
                                 return Authorize(principalID);
 
                             md5hashFound = true;