diff --git a/bdb/drivers/mssql.go b/bdb/drivers/mssql.go
index 9d20d0f..e8a0b5f 100644
--- a/bdb/drivers/mssql.go
+++ b/bdb/drivers/mssql.go
@@ -343,7 +343,7 @@ func (m *MSSQLDriver) TranslateColumnType(c bdb.Column) bdb.Column {
 		case "timestamp", "rowversion":
 			c.Type = "[]byte"
 		case "uniqueidentifier", "xml":
-			c.Type = "null.String"
+			c.Type = "string"
 		default:
 			c.Type = "string"
 		}