diff --git a/Src/Asp.NetCore2/SqlSugar/Realization/MySql/MySqlProvider.cs b/Src/Asp.NetCore2/SqlSugar/Realization/MySql/MySqlProvider.cs
index 952452c8c..f69d34414 100644
--- a/Src/Asp.NetCore2/SqlSugar/Realization/MySql/MySqlProvider.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Realization/MySql/MySqlProvider.cs
@@ -1,4 +1,5 @@
 using MySqlConnector;
+using Newtonsoft.Json.Linq;
 using System;
 using System.Collections.Generic;
 using System.Data;