diff --git a/Src/Asp.Net/SqlSugar/Realization/MySql/MySqlProvider.cs b/Src/Asp.Net/SqlSugar/Realization/MySql/MySqlProvider.cs
index 639a017e5..d270f1c0f 100644
--- a/Src/Asp.Net/SqlSugar/Realization/MySql/MySqlProvider.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/MySql/MySqlProvider.cs
@@ -3,7 +3,6 @@ using System;
 using System.Collections.Generic;
 using System.Data;
 using System.Data.Common;
-using System.Data.SqlClient;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
diff --git a/Src/Asp.Net/SqlSugar/Realization/Oracle/OracleProvider.cs b/Src/Asp.Net/SqlSugar/Realization/Oracle/OracleProvider.cs
index 8f2f5e356..05c7bdeb9 100644
--- a/Src/Asp.Net/SqlSugar/Realization/Oracle/OracleProvider.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/Oracle/OracleProvider.cs
@@ -3,7 +3,6 @@ using System;
 using System.Collections.Generic;
 using System.Data;
 using System.Data.Common;
-using System.Data.SqlClient;
 using System.Linq;
 using System.Text;
 using System.Text.RegularExpressions;
diff --git a/Src/Asp.Net/SqlSugar/Realization/Sqlite/SqliteProvider.cs b/Src/Asp.Net/SqlSugar/Realization/Sqlite/SqliteProvider.cs
index b9413381f..c2fa0ebbd 100644
--- a/Src/Asp.Net/SqlSugar/Realization/Sqlite/SqliteProvider.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/Sqlite/SqliteProvider.cs
@@ -2,7 +2,6 @@
 using System.Collections.Generic;
 using System.Data;
 using System.Data.Common;
-using System.Data.SqlClient;
 using System.Data.SQLite;
 using System.Linq;
 using System.Text;