diff --git a/samples/SKIT.FlurlHttpClient.Wechat.Api.Sample_Net6/SKIT.FlurlHttpClient.Wechat.Api.Sample_Net6.csproj b/samples/SKIT.FlurlHttpClient.Wechat.Api.Sample_Net6/SKIT.FlurlHttpClient.Wechat.Api.Sample_Net6.csproj
index f2e46ba1..8697ce01 100644
--- a/samples/SKIT.FlurlHttpClient.Wechat.Api.Sample_Net6/SKIT.FlurlHttpClient.Wechat.Api.Sample_Net6.csproj
+++ b/samples/SKIT.FlurlHttpClient.Wechat.Api.Sample_Net6/SKIT.FlurlHttpClient.Wechat.Api.Sample_Net6.csproj
@@ -8,11 +8,11 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Autofac" Version="6.3.0" />
+        <PackageReference Include="Autofac" Version="6.5.0" />
         <PackageReference Include="Autofac.Extensions.DependencyInjection" Version="7.2.0" />
-        <PackageReference Include="DistributedLock.Core" Version="1.0.4" />
+        <PackageReference Include="DistributedLock.Core" Version="1.0.5" />
         <PackageReference Include="DistributedLock.FileSystem" Version="1.0.1" />
-        <PackageReference Include="NMemory" Version="3.1.3" />
+        <PackageReference Include="NMemory" Version="3.1.5" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_Net6/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_Net6.csproj b/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_Net6/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_Net6.csproj
index 892c88ad..e32e8d28 100644
--- a/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_Net6/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_Net6.csproj
+++ b/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_Net6/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_Net6.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
+<Project Sdk="Microsoft.NET.Sdk.Web">
 
     <PropertyGroup>
         <TargetFramework>net6.0</TargetFramework>
@@ -9,7 +9,7 @@
     </PropertyGroup>
 
 	<ItemGroup>
-		<PackageReference Include="Autofac" Version="6.3.0" />
+		<PackageReference Include="Autofac" Version="6.5.0" />
 		<PackageReference Include="Autofac.Extensions.DependencyInjection" Version="7.2.0" />
 	</ItemGroup>
 
diff --git a/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47.csproj b/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47.csproj
index 6bbceaee..4c255430 100644
--- a/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47.csproj
+++ b/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47.csproj
@@ -25,6 +25,8 @@
     </IISExpressUseClassicPipelineMode>
     <UseGlobalApplicationHostFile>
     </UseGlobalApplicationHostFile>
+    <NuGetPackageImportStamp>
+    </NuGetPackageImportStamp>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
@@ -49,6 +51,10 @@
     <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
   </PropertyGroup>
   <ItemGroup>
+    <Reference Include="Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=3.6.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <HintPath>..\..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.3.6.0\lib\net45\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Buffers, Version=4.0.3.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\..\packages\System.Buffers.4.5.1\lib\net461\System.Buffers.dll</HintPath>
@@ -62,11 +68,13 @@
       <HintPath>..\..\packages\System.Diagnostics.DiagnosticSource.6.0.0\lib\net461\System.Diagnostics.DiagnosticSource.dll</HintPath>
     </Reference>
     <Reference Include="System.Memory, Version=4.0.1.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\System.Memory.4.5.4\lib\net461\System.Memory.dll</HintPath>
+      <HintPath>..\..\packages\System.Memory.4.5.5\lib\net461\System.Memory.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System.Net.Http" />
     <Reference Include="System.Net.Http.Formatting, Version=5.2.7.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Microsoft.AspNet.WebApi.Client.5.2.7\lib\net45\System.Net.Http.Formatting.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.AspNet.WebApi.Client.5.2.9\lib\net45\System.Net.Http.Formatting.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System.Net.Http.WebRequest" />
     <Reference Include="System.Numerics" />
@@ -88,30 +96,37 @@
     <Reference Include="System.Web.ApplicationServices" />
     <Reference Include="System.Web.Entity" />
     <Reference Include="System.Web.Helpers, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Microsoft.AspNet.WebPages.3.2.7\lib\net45\System.Web.Helpers.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.AspNet.WebPages.3.2.9\lib\net45\System.Web.Helpers.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System.Web.Http, Version=5.2.7.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Microsoft.AspNet.WebApi.Core.5.2.7\lib\net45\System.Web.Http.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.AspNet.WebApi.Core.5.2.9\lib\net45\System.Web.Http.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System.Web.Http.WebHost, Version=5.2.7.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Microsoft.AspNet.WebApi.WebHost.5.2.7\lib\net45\System.Web.Http.WebHost.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.AspNet.WebApi.WebHost.5.2.9\lib\net45\System.Web.Http.WebHost.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System.Web.Mvc, Version=5.2.7.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
       <Private>True</Private>
-      <HintPath>..\..\packages\Microsoft.AspNet.Mvc.5.2.7\lib\net45\System.Web.Mvc.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.AspNet.Mvc.5.2.9\lib\net45\System.Web.Mvc.dll</HintPath>
     </Reference>
     <Reference Include="System.Web.Razor, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Microsoft.AspNet.Razor.3.2.7\lib\net45\System.Web.Razor.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.AspNet.Razor.3.2.9\lib\net45\System.Web.Razor.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System.Web.Routing" />
     <Reference Include="System.Web.WebPages, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Microsoft.AspNet.WebPages.3.2.7\lib\net45\System.Web.WebPages.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.AspNet.WebPages.3.2.9\lib\net45\System.Web.WebPages.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System.Web.WebPages.Deployment, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Microsoft.AspNet.WebPages.3.2.7\lib\net45\System.Web.WebPages.Deployment.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.AspNet.WebPages.3.2.9\lib\net45\System.Web.WebPages.Deployment.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System.Web.WebPages.Razor, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Microsoft.AspNet.WebPages.3.2.7\lib\net45\System.Web.WebPages.Razor.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.AspNet.WebPages.3.2.9\lib\net45\System.Web.WebPages.Razor.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System.Xml" />
     <Reference Include="System.Xml.Linq" />
@@ -131,10 +146,12 @@
       <HintPath>..\..\packages\Hangfire.Autofac.2.3.1\lib\net45\Hangfire.Autofac.dll</HintPath>
     </Reference>
     <Reference Include="Hangfire.Core, Version=1.7.28.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Hangfire.Core.1.7.28\lib\net46\Hangfire.Core.dll</HintPath>
+      <HintPath>..\..\packages\Hangfire.Core.1.7.33\lib\net46\Hangfire.Core.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="Hangfire.InMemory, Version=0.3.4.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Hangfire.InMemory.0.3.4\lib\net45\Hangfire.InMemory.dll</HintPath>
+      <HintPath>..\..\packages\Hangfire.InMemory.0.3.6\lib\net45\Hangfire.InMemory.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="Microsoft.AspNetCore.Html.Abstractions, Version=2.2.0.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
       <HintPath>..\..\packages\Microsoft.AspNetCore.Html.Abstractions.2.2.0\lib\netstandard2.0\Microsoft.AspNetCore.Html.Abstractions.dll</HintPath>
@@ -145,35 +162,38 @@
     <Reference Include="Microsoft.Bcl.AsyncInterfaces, Version=6.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\..\packages\Microsoft.Bcl.AsyncInterfaces.6.0.0\lib\net461\Microsoft.Bcl.AsyncInterfaces.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.CodeDom.Providers.DotNetCompilerPlatform">
-      <HintPath>..\..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.2.0.1\lib\net45\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.dll</HintPath>
-    </Reference>
     <Reference Include="Microsoft.CSharp" />
     <Reference Include="Microsoft.Owin, Version=3.1.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Microsoft.Owin.3.1.0\lib\net45\Microsoft.Owin.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.Owin.4.2.2\lib\net45\Microsoft.Owin.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="Microsoft.Owin.Host.SystemWeb, Version=3.1.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Microsoft.Owin.Host.SystemWeb.3.1.0\lib\net45\Microsoft.Owin.Host.SystemWeb.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.Owin.Host.SystemWeb.4.2.2\lib\net45\Microsoft.Owin.Host.SystemWeb.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="Microsoft.Web.Helpers, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Microsoft.AspNet.WebHelpers.3.2.7\lib\net45\Microsoft.Web.Helpers.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.AspNet.WebHelpers.3.2.9\lib\net45\Microsoft.Web.Helpers.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="Microsoft.Web.Infrastructure, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
       <Private>True</Private>
-      <HintPath>..\..\packages\Microsoft.Web.Infrastructure.1.0.0.0\lib\net40\Microsoft.Web.Infrastructure.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.Web.Infrastructure.2.0.0\lib\net40\Microsoft.Web.Infrastructure.dll</HintPath>
     </Reference>
     <Reference Include="Newtonsoft.Json, Version=13.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Newtonsoft.Json.13.0.1\lib\net45\Newtonsoft.Json.dll</HintPath>
+      <HintPath>..\..\packages\Newtonsoft.Json.13.0.3\lib\net45\Newtonsoft.Json.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="Owin, Version=1.0.0.0, Culture=neutral, PublicKeyToken=f0ebd12fd5e55cc5, processorArchitecture=MSIL">
       <HintPath>..\..\packages\Owin.1.0\lib\net40\Owin.dll</HintPath>
     </Reference>
     <Reference Include="SKIT.FlurlHttpClient.Common, Version=2.1.1.0, Culture=neutral, PublicKeyToken=null" />
     <Reference Include="WebMatrix.Data, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Microsoft.AspNet.WebPages.Data.3.2.7\lib\net45\WebMatrix.Data.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.AspNet.WebPages.Data.3.2.9\lib\net45\WebMatrix.Data.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="WebMatrix.WebData, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\..\packages\Microsoft.AspNet.WebPages.WebData.3.2.7\lib\net45\WebMatrix.WebData.dll</HintPath>
+      <HintPath>..\..\packages\Microsoft.AspNet.WebPages.WebData.3.2.9\lib\net45\WebMatrix.WebData.dll</HintPath>
+      <Private>True</Private>
     </Reference>
   </ItemGroup>
   <ItemGroup>
@@ -230,6 +250,7 @@
       <ErrorText>这台计算机上缺少此项目引用的 NuGet 程序包。使用“NuGet 程序包还原”可下载这些程序包。有关更多信息，请参见 http://go.microsoft.com/fwlink/?LinkID=322105。缺少的文件是 {0}。</ErrorText>
     </PropertyGroup>
     <Error Condition="!Exists('..\..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.2.0.1\build\net46\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.2.0.1\build\net46\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.props'))" />
+    <Error Condition="!Exists('..\..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.3.6.0\build\net472\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.3.6.0\build\net472\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.targets'))" />
   </Target>
   <ProjectExtensions>
     <VisualStudio>
@@ -249,4 +270,5 @@
       </FlavorProperties>
     </VisualStudio>
   </ProjectExtensions>
-</Project>
+  <Import Project="..\..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.3.6.0\build\net472\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.targets" Condition="Exists('..\..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.3.6.0\build\net472\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.targets')" />
+</Project>
\ No newline at end of file
diff --git a/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47/Web.config b/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47/Web.config
index ee89e2cd..3123f842 100644
--- a/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47/Web.config
+++ b/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47/Web.config
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <configuration>
   <appSettings>
     <add key="TenpayOptions_Merchant_0_MerchantId" value="填写商户号" />
@@ -7,7 +7,6 @@
     <add key="TenpayOptions_Merchant_0_CertificatePrivateKey" value="填写商户证书文件内容" />
     <add key="TenpayOptions_NotifyUrl" value="https://localhost:5001" />
   </appSettings>
-
   <runtime>
     <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
       <dependentAssembly>
@@ -34,22 +33,10 @@
         <assemblyIdentity name="System.Threading.Tasks.Extensions" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-4.2.0.1" newVersion="4.2.0.1" />
       </dependentAssembly>
-      <dependentAssembly>
-        <assemblyIdentity name="System.Web.Helpers" publicKeyToken="31bf3856ad364e35" />
-        <bindingRedirect oldVersion="1.0.0.0-3.0.0.0" newVersion="3.0.0.0" />
-      </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Web.Http" publicKeyToken="31bf3856ad364e35" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-5.2.7.0" newVersion="5.2.7.0" />
       </dependentAssembly>
-      <dependentAssembly>
-        <assemblyIdentity name="System.Web.Mvc" publicKeyToken="31bf3856ad364e35" />
-        <bindingRedirect oldVersion="0.0.0.0-5.2.7.0" newVersion="5.2.7.0" />
-      </dependentAssembly>
-      <dependentAssembly>
-        <assemblyIdentity name="System.Web.WebPages" publicKeyToken="31bf3856ad364e35" />
-        <bindingRedirect oldVersion="1.0.0.0-3.0.0.0" newVersion="3.0.0.0" />
-      </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Autofac" publicKeyToken="17863af14b0044da" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-6.3.0.0" newVersion="6.3.0.0" />
@@ -66,26 +53,36 @@
         <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-13.0.0.0" newVersion="13.0.0.0" />
       </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Web.Helpers" publicKeyToken="31bf3856ad364e35" />
+        <bindingRedirect oldVersion="1.0.0.0-3.0.0.0" newVersion="3.0.0.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Web.WebPages" publicKeyToken="31bf3856ad364e35" />
+        <bindingRedirect oldVersion="1.0.0.0-3.0.0.0" newVersion="3.0.0.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Web.Mvc" publicKeyToken="31bf3856ad364e35" />
+        <bindingRedirect oldVersion="1.0.0.0-5.2.9.0" newVersion="5.2.9.0" />
+      </dependentAssembly>
     </assemblyBinding>
   </runtime>
-
   <system.web>
     <compilation debug="true" targetFramework="4.7.2" />
     <httpRuntime targetFramework="4.7.2" />
   </system.web>
-
+  <system.codedom>
+    <compilers>
+      <compiler extension=".cs" language="c#;cs;csharp" warningLevel="4" compilerOptions="/langversion:7.3 /nowarn:1659;1699;1701;612;618" type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.CSharpCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=3.6.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
+      <compiler extension=".vb" language="vb;vbs;visualbasic;vbscript" warningLevel="4" compilerOptions="/langversion:default /nowarn:41008,40000,40008 /define:_MYTYPE=\&quot;Web\&quot; /optionInfer+" type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.VBCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=3.6.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" />
+    </compilers>
+  </system.codedom>
   <system.webServer>
     <handlers>
-      <remove name="TRACEVerbHandler" />
       <remove name="ExtensionlessUrlHandler-Integrated-4.0" />
+      <remove name="OPTIONSVerbHandler" />
+      <remove name="TRACEVerbHandler" />
       <add name="ExtensionlessUrlHandler-Integrated-4.0" path="*." verb="*" type="System.Web.Handlers.TransferRequestHandler" preCondition="integratedMode,runtimeVersionv4.0" />
     </handlers>
   </system.webServer>
-
-  <system.codedom>
-    <compilers>
-      <compiler language="c#;cs;csharp" extension=".cs" type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.CSharpCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=2.0.1.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" warningLevel="4" compilerOptions="/langversion:default /nowarn:1659;1699;1701" />
-      <compiler language="vb;vbs;visualbasic;vbscript" extension=".vb" type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.VBCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=2.0.1.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" warningLevel="4" compilerOptions="/langversion:default /nowarn:41008 /define:_MYTYPE=\&quot;Web\&quot; /optionInfer+" />
-    </compilers>
-  </system.codedom>
-</configuration>
+</configuration>
\ No newline at end of file
diff --git a/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47/packages.config b/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47/packages.config
index 6c842c68..110d6b25 100644
--- a/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47/packages.config
+++ b/samples/SKIT.FlurlHttpClient.Wechat.TenpayV3.Sample_NetFramework47/packages.config
@@ -1,35 +1,36 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Autofac" version="6.3.0" targetFramework="net472" />
-  <package id="Autofac.Mvc5" version="6.0.0" targetFramework="net472" />
-  <package id="Autofac.WebApi2" version="6.1.0" targetFramework="net472" />
+  <package id="Autofac" version="6.5.0" targetFramework="net472" />
+  <package id="Autofac.Mvc5" version="6.1.0" targetFramework="net472" />
+  <package id="Autofac.WebApi2" version="6.1.1" targetFramework="net472" />
   <package id="Hangfire.AspNet" version="0.2.0" targetFramework="net472" />
   <package id="Hangfire.Autofac" version="2.3.1" targetFramework="net472" />
-  <package id="Hangfire.Core" version="1.7.28" targetFramework="net472" />
-  <package id="Hangfire.InMemory" version="0.3.4" targetFramework="net472" />
-  <package id="Microsoft.AspNet.Mvc" version="5.2.7" targetFramework="net472" />
-  <package id="Microsoft.AspNet.Razor" version="3.2.7" targetFramework="net472" />
-  <package id="Microsoft.AspNet.WebApi" version="5.2.7" targetFramework="net472" />
-  <package id="Microsoft.AspNet.WebApi.Client" version="5.2.7" targetFramework="net472" />
-  <package id="Microsoft.AspNet.WebApi.Core" version="5.2.7" targetFramework="net472" />
-  <package id="Microsoft.AspNet.WebApi.WebHost" version="5.2.7" targetFramework="net472" />
-  <package id="Microsoft.AspNet.WebHelpers" version="3.2.7" targetFramework="net472" />
-  <package id="Microsoft.AspNet.WebPages" version="3.2.7" targetFramework="net472" />
-  <package id="Microsoft.AspNet.WebPages.Data" version="3.2.7" targetFramework="net472" />
-  <package id="Microsoft.AspNet.WebPages.WebData" version="3.2.7" targetFramework="net472" />
+  <package id="Hangfire.Core" version="1.7.33" targetFramework="net472" />
+  <package id="Hangfire.InMemory" version="0.3.6" targetFramework="net472" />
+  <package id="Microsoft.AspNet.Mvc" version="5.2.9" targetFramework="net472" />
+  <package id="Microsoft.AspNet.Razor" version="3.2.9" targetFramework="net472" />
+  <package id="Microsoft.AspNet.WebApi" version="5.2.9" targetFramework="net472" />
+  <package id="Microsoft.AspNet.WebApi.Client" version="5.2.9" targetFramework="net472" />
+  <package id="Microsoft.AspNet.WebApi.Core" version="5.2.9" targetFramework="net472" />
+  <package id="Microsoft.AspNet.WebApi.WebHost" version="5.2.9" targetFramework="net472" />
+  <package id="Microsoft.AspNet.WebHelpers" version="3.2.9" targetFramework="net472" />
+  <package id="Microsoft.AspNet.WebPages" version="3.2.9" targetFramework="net472" />
+  <package id="Microsoft.AspNet.WebPages.Data" version="3.2.9" targetFramework="net472" />
+  <package id="Microsoft.AspNet.WebPages.WebData" version="3.2.9" targetFramework="net472" />
   <package id="Microsoft.AspNetCore.Html.Abstractions" version="2.2.0" targetFramework="net472" />
   <package id="Microsoft.AspNetCore.Razor" version="2.2.0" targetFramework="net472" />
   <package id="Microsoft.Bcl.AsyncInterfaces" version="6.0.0" targetFramework="net472" />
-  <package id="Microsoft.Owin" version="3.1.0" targetFramework="net472" />
-  <package id="Microsoft.Owin.Host.SystemWeb" version="3.1.0" targetFramework="net472" />
-  <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net472" />
-  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net472" />
+  <package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="3.6.0" targetFramework="net472" />
+  <package id="Microsoft.Owin" version="4.2.2" targetFramework="net472" />
+  <package id="Microsoft.Owin.Host.SystemWeb" version="4.2.2" targetFramework="net472" />
+  <package id="Microsoft.Web.Infrastructure" version="2.0.0" targetFramework="net472" />
+  <package id="Newtonsoft.Json" version="13.0.3" targetFramework="net472" />
   <package id="Owin" version="1.0" targetFramework="net472" />
   <package id="System.Buffers" version="4.5.1" targetFramework="net472" />
   <package id="System.Diagnostics.DiagnosticSource" version="6.0.0" targetFramework="net472" />
-  <package id="System.Memory" version="4.5.4" targetFramework="net472" />
+  <package id="System.Memory" version="4.5.5" targetFramework="net472" />
   <package id="System.Numerics.Vectors" version="4.5.0" targetFramework="net472" />
   <package id="System.Runtime.CompilerServices.Unsafe" version="6.0.0" targetFramework="net472" />
   <package id="System.Text.Encodings.Web" version="6.0.0" targetFramework="net472" />
   <package id="System.Threading.Tasks.Extensions" version="4.5.4" targetFramework="net472" />
-</packages>
+</packages>
\ No newline at end of file