diff --git a/XCode/Entity/EntityExtension.cs b/XCode/Entity/EntityExtension.cs
index 995ce8d67..99f12c0d5 100644
--- a/XCode/Entity/EntityExtension.cs
+++ b/XCode/Entity/EntityExtension.cs
@@ -810,7 +810,7 @@ public static Int32 BatchUpdate<T>(this IEnumerable<T> list, BatchOption? option
     /// 简单来说：对于一行记录，如果Insert 成功则返回1，如果需要执行的是update 则返回2
     /// Oracle返回值：无论是插入还是更新返回的都始终为-1
     /// </returns>
-    public static Int32 Upsert<T>(this IEnumerable<T> list, IDataColumn[]? columns, ICollection<String>? updateColumns = null, ICollection<String>? addColumns = null, IEntitySession? session = null) where T : IEntity
+    public static Int32 Upsert<T>(this IEnumerable<T> list, IDataColumn[]? columns = null, ICollection<String>? updateColumns = null, ICollection<String>? addColumns = null, IEntitySession? session = null) where T : IEntity
     {
         var option = new BatchOption(columns, updateColumns, addColumns);
         return BatchUpsert(list, option, session);
@@ -951,7 +951,7 @@ public static Int32 BatchUpsert<T>(this IEnumerable<T> list, BatchOption? option
     /// do update success =2次(insert 1次+update 1次)，
     /// 简单来说：如果Insert 成功则返回1，如果需要执行的是update 则返回2，
     /// </returns>
-    public static Int32 Upsert(this IEntity entity, IDataColumn[]? columns, ICollection<String>? updateColumns = null, ICollection<String>? addColumns = null, IEntitySession? session = null)
+    public static Int32 Upsert(this IEntity entity, IDataColumn[]? columns = null, ICollection<String>? updateColumns = null, ICollection<String>? addColumns = null, IEntitySession? session = null)
     {
         var option = new BatchOption(columns, updateColumns, addColumns);
         return Upsert(entity, option, session);