diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.GBase/FreeSql.Tests.Provider.GBase.csproj b/FreeSql.Tests/FreeSql.Tests.Provider.GBase/FreeSql.Tests.Provider.GBase.csproj
index 6abc2f4f..a335a9cf 100644
--- a/FreeSql.Tests/FreeSql.Tests.Provider.GBase/FreeSql.Tests.Provider.GBase.csproj
+++ b/FreeSql.Tests/FreeSql.Tests.Provider.GBase/FreeSql.Tests.Provider.GBase.csproj
@@ -29,10 +29,4 @@
       <ProjectReference Include="..\..\FreeSql\FreeSql.csproj" />
       <ProjectReference Include="..\..\Providers\FreeSql.Provider.GBase\FreeSql.Provider.GBase.csproj" />
     </ItemGroup>
-
-	<ItemGroup>
-		<Reference Include="GeneralData.EntityFrameworkCore.GBase.DataProvider">
-			<HintPath>d:\testcode\GeneralData.EntityFrameworkCore.GBase.DataProvider.dll</HintPath>
-		</Reference>
-	</ItemGroup>
 </Project>
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.GBase/GBase/Curd/GBaseDeleteTest.cs b/FreeSql.Tests/FreeSql.Tests.Provider.GBase/GBase/Curd/GBaseDeleteTest.cs
index 5fa2bf09..402df561 100644
--- a/FreeSql.Tests/FreeSql.Tests.Provider.GBase/GBase/Curd/GBaseDeleteTest.cs
+++ b/FreeSql.Tests/FreeSql.Tests.Provider.GBase/GBase/Curd/GBaseDeleteTest.cs
@@ -1,5 +1,4 @@
 using FreeSql.DataAnnotations;
-using IBM.Data.Informix;
 using System;
 using System.Collections.Generic;
 using System.Linq;
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.GBase/g.cs b/FreeSql.Tests/FreeSql.Tests.Provider.GBase/g.cs
index 90ea40d4..8fcee4a4 100644
--- a/FreeSql.Tests/FreeSql.Tests.Provider.GBase/g.cs
+++ b/FreeSql.Tests/FreeSql.Tests.Provider.GBase/g.cs
@@ -1,5 +1,4 @@
-using IBM.Data.Informix;
-using System;
+using System;
 using System.Collections.Generic;
 using System.Data.Odbc;
 using System.Diagnostics;
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Sqlite.Data/FreeSql.Tests.Provider.Sqlite.Data.csproj b/FreeSql.Tests/FreeSql.Tests.Provider.Sqlite.Data/FreeSql.Tests.Provider.Sqlite.Data.csproj
index d21d4ff3..93061340 100644
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Sqlite.Data/FreeSql.Tests.Provider.Sqlite.Data.csproj
+++ b/FreeSql.Tests/FreeSql.Tests.Provider.Sqlite.Data/FreeSql.Tests.Provider.Sqlite.Data.csproj
@@ -9,6 +9,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.11.0" />
+    <PackageReference Include="SQLitePCLRaw.bundle_e_sqlite3" Version="2.0.7" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
@@ -24,6 +25,7 @@
     <ProjectReference Include="..\..\Extensions\FreeSql.Extensions.LazyLoading\FreeSql.Extensions.LazyLoading.csproj" />
     <ProjectReference Include="..\..\FreeSql.DbContext\FreeSql.DbContext.csproj" />
     <ProjectReference Include="..\..\FreeSql\FreeSql.csproj" />
+    <ProjectReference Include="..\..\Providers\FreeSql.Provider.SqliteCore\FreeSql.Provider.SqliteCore.csproj" />
   </ItemGroup>
 
 </Project>
diff --git a/FreeSql.Tests/FreeSql.Tests.Provider.Sqlite.Data/UnitTest1.cs b/FreeSql.Tests/FreeSql.Tests.Provider.Sqlite.Data/UnitTest1.cs
index 3759f1bb..748bdf63 100644
--- a/FreeSql.Tests/FreeSql.Tests.Provider.Sqlite.Data/UnitTest1.cs
+++ b/FreeSql.Tests/FreeSql.Tests.Provider.Sqlite.Data/UnitTest1.cs
@@ -3,7 +3,6 @@ using Microsoft.Data.Sqlite;
 using System;
 using System.Collections.Generic;
 using System.IO;
-using System.Security.Principal;
 using Xunit;
 
 [Table(Name = "TestTypeInfoT1")]
diff --git a/FreeSql/FreeSqlBuilder.cs b/FreeSql/FreeSqlBuilder.cs
index f0b40d7c..04dd8934 100644
--- a/FreeSql/FreeSqlBuilder.cs
+++ b/FreeSql/FreeSqlBuilder.cs
@@ -201,7 +201,7 @@ namespace FreeSql
                         break;
                     case DataType.Sqlite:
                         type = Type.GetType("FreeSql.Sqlite.SqliteProvider`1,FreeSql.Provider.Sqlite")?.MakeGenericType(typeof(TMark));
-                        if (type == null) type = Type.GetType("FreeSql.Sqlite.SqliteProvider`1,FreeSql.Provider.Sqlite.Data.Core")?.MakeGenericType(typeof(TMark)); //FreeSql.Provider.Sqlite.Data.dll
+                        if (type == null) type = Type.GetType("FreeSql.Sqlite.SqliteProvider`1,FreeSql.Provider.SqliteCore")?.MakeGenericType(typeof(TMark)); //Microsoft.Data.Sqlite.Core.dll
                         if (type == null) throwNotFind("FreeSql.Provider.Sqlite.dll", "FreeSql.Sqlite.SqliteProvider<>");
                         break;