diff --git a/OpenSim/Data/MSSQL/MSSQLGridUserData.cs b/OpenSim/Data/MSSQL/MSSQLGridUserData.cs
index df73e5b468..7d1095543e 100644
--- a/OpenSim/Data/MSSQL/MSSQLGridUserData.cs
+++ b/OpenSim/Data/MSSQL/MSSQLGridUserData.cs
@@ -62,7 +62,7 @@ namespace OpenSim.Data.MSSQL
 
         public GridUserData[] GetAll(string userID)
         {
-            return base.Get("UserID LIKE {0}%", userID);
+            return base.Get(String.Format("UserID LIKE {0}%", userID));
         }
 
     }
diff --git a/OpenSim/Data/SQLite/SQLiteGridUserData.cs b/OpenSim/Data/SQLite/SQLiteGridUserData.cs
index 54cef1a213..799df91590 100644
--- a/OpenSim/Data/SQLite/SQLiteGridUserData.cs
+++ b/OpenSim/Data/SQLite/SQLiteGridUserData.cs
@@ -58,7 +58,7 @@ namespace OpenSim.Data.SQLite
 
         public GridUserData[] GetAll(string userID)
         {
-            return base.Get("UserID LIKE {0}%", userID);
+            return base.Get(String.Format("UserID LIKE {0}%", userID));
         }
 
     }