diff --git a/SubSonic.Core/DataProviders/SqlServer/Sql2005Schema.cs b/SubSonic.Core/DataProviders/SqlServer/Sql2005Schema.cs
index 6085f9f..a5f33dd 100644
--- a/SubSonic.Core/DataProviders/SqlServer/Sql2005Schema.cs
+++ b/SubSonic.Core/DataProviders/SqlServer/Sql2005Schema.cs
@@ -114,9 +114,10 @@ public override string GetNativeType(DbType dbType)
                 case DbType.UInt16:
                 case DbType.Int16:
                 case DbType.Int32:
+                    return "int";
                 case DbType.UInt64:
                 case DbType.Int64:
-                    return "int";
+                    return "bigint";
                 case DbType.Single:
                     return "real";
                 case DbType.VarNumeric: