diff --git a/FreeSql.DbContext/FreeSql.DbContext.xml b/FreeSql.DbContext/FreeSql.DbContext.xml
index 4854f49c..132d875e 100644
--- a/FreeSql.DbContext/FreeSql.DbContext.xml
+++ b/FreeSql.DbContext/FreeSql.DbContext.xml
@@ -125,13 +125,6 @@
             清空状态数据
             </summary>
         </member>
-        <member name="M:FreeSql.DbSet`1.RemoveAsync(System.Linq.Expressions.Expression{System.Func{`0,System.Boolean}})">
-            <summary>
-            根据 lambda 条件删除数据
-            </summary>
-            <param name="predicate"></param>
-            <returns></returns>
-        </member>
         <member name="M:FreeSql.DbSet`1.Add(`0)">
             <summary>
             添加
@@ -486,14 +479,5 @@
             <param name="that"></param>
             <returns></returns>
         </member>
-        <member name="M:Microsoft.Extensions.DependencyInjection.FreeSqlRepositoryDependencyInjection.AddFreeRepository(Microsoft.Extensions.DependencyInjection.IServiceCollection,System.Action{FreeSql.FluentDataFilter},System.Reflection.Assembly[])">
-            <summary>
-            批量注入 Repository，可以参考代码自行调整
-            </summary>
-            <param name="services"></param>
-            <param name="globalDataFilter"></param>
-            <param name="assemblies"></param>
-            <returns></returns>
-        </member>
     </members>
 </doc>
diff --git a/FreeSql/Internal/Model/DbToCs.cs b/FreeSql/Internal/Model/DbToCs.cs
index 1d1de47d..181bcab7 100644
--- a/FreeSql/Internal/Model/DbToCs.cs
+++ b/FreeSql/Internal/Model/DbToCs.cs
@@ -51,7 +51,6 @@ namespace FreeSql.Internal.Model
         }
     }
 
-
     public class DbInfoResult
     {
         public int type { get; }
diff --git a/Providers/FreeSql.Provider.SqlServer/FreeSql.Provider.SqlServer.csproj b/Providers/FreeSql.Provider.SqlServer/FreeSql.Provider.SqlServer.csproj
index d8d2b524..75872f9e 100644
--- a/Providers/FreeSql.Provider.SqlServer/FreeSql.Provider.SqlServer.csproj
+++ b/Providers/FreeSql.Provider.SqlServer/FreeSql.Provider.SqlServer.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFrameworks>netstandard2.0;net46;net45;net40</TargetFrameworks>
+		<TargetFrameworks>netstandard2.0;net451;net45;net40</TargetFrameworks>
 		<Version>1.7.0</Version>
 		<GeneratePackageOnBuild>true</GeneratePackageOnBuild>
 		<Authors>ncc;YeXiangQin</Authors>
@@ -25,7 +25,10 @@
     <None Include="../../logo.png" Pack="true" PackagePath="\" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0' or '$(TargetFramework)' == 'net46'">
+  <ItemGroup Condition="'$(TargetFramework)' == 'net451'">
+    <PackageReference Include="System.Data.SqlClient" Version="4.8.1" />
+  </ItemGroup>
+  <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <PackageReference Include="Microsoft.Data.SqlClient" Version="2.0.0" />
   </ItemGroup>
 
@@ -33,7 +36,7 @@
 	  <ProjectReference Include="..\..\FreeSql\FreeSql.csproj" />
 	</ItemGroup>
 
-  <PropertyGroup Condition="'$(TargetFramework)' == 'netstandard2.0' or '$(TargetFramework)' == 'net46'">
+  <PropertyGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
     <DefineConstants>microsoft</DefineConstants>
   </PropertyGroup>
   <PropertyGroup Condition="'$(TargetFramework)' == 'net40'">