diff --git a/base.go b/base.go
index e999454..ade1180 100644
--- a/base.go
+++ b/base.go
@@ -254,8 +254,8 @@ func (b *BaseDao) setTxCondition(tx *gorm.DB, optionFuncList ...define.SetOption
 	}
 
 	// 排序
-	for _, orderRule := range o.Order {
-		tx = tx.Order(orderRule)
+	if len(o.Order) == 2 {
+		tx = tx.Order(o.Order[0] + " " + o.Order[1])
 	}
 
 	// or 语句