diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/SqlServer/SqlBuilder/SqlServerFastBuilder.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/SqlServer/SqlBuilder/SqlServerFastBuilder.cs
index 31b42ff08..99cc256fa 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/SqlServer/SqlBuilder/SqlServerFastBuilder.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Realization/SqlServer/SqlBuilder/SqlServerFastBuilder.cs
@@ -1,4 +1,5 @@
-using System;
+using Microsoft.Data.SqlClient;
+using System;
 using System.Collections.Generic;
 using System.Data;
 using System.Data.SqlClient;