diff --git a/Src/Asp.NetCore2/SqlSugar/Abstract/UpdateProvider/UpdateableProvider.cs b/Src/Asp.NetCore2/SqlSugar/Abstract/UpdateProvider/UpdateableProvider.cs
index 51d9283dc..0f9fc7293 100644
--- a/Src/Asp.NetCore2/SqlSugar/Abstract/UpdateProvider/UpdateableProvider.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Abstract/UpdateProvider/UpdateableProvider.cs
@@ -204,6 +204,16 @@ namespace SqlSugar
             result.updateableObj.UpdateBuilder.ShortName = joinExpress.Parameters.FirstOrDefault()?.Name;
             return result;
         }
+        public IUpdateable<T, T2> InnerJoin<T2>(Expression<Func<T, T2, bool>> joinExpress,string TableName)
+        {
+            UpdateableProvider<T, T2> result = new UpdateableProvider<T, T2>();
+            result.updateableObj = this;
+            var querybale = this.Context.Queryable<T>().LeftJoin<T2>(joinExpress);
+            result.updateableObj.UpdateBuilder.JoinInfos = querybale.QueryBuilder.JoinQueryInfos;
+            result.updateableObj.UpdateBuilder.ShortName = joinExpress.Parameters.FirstOrDefault()?.Name;
+            result.updateableObj.UpdateBuilder.TableName = TableName;
+            return result;
+        }
         public IUpdateable<T> Clone() 
         {
             this.Context.SugarActionType = SugarActionType.Update;
diff --git a/Src/Asp.NetCore2/SqlSugar/Interface/IUpdateable.cs b/Src/Asp.NetCore2/SqlSugar/Interface/IUpdateable.cs
index 47489c8cb..566ebd29e 100644
--- a/Src/Asp.NetCore2/SqlSugar/Interface/IUpdateable.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Interface/IUpdateable.cs
@@ -118,6 +118,7 @@ namespace SqlSugar
         IUpdateable<T> EnableQueryFilter();
         IUpdateable<T> Clone();
         IUpdateable<T,T2> InnerJoin<T2>(Expression<Func<T,T2,bool>> joinExpress);
+        IUpdateable<T, T2> InnerJoin<T2>(Expression<Func<T, T2, bool>> joinExpress,string tableName);
         UpdateablePage<T> PageSize(int pageSize);
         IUpdateable<T> In(object[] ids);
     }