diff --git a/Directory.Build.props b/Directory.Build.props
index bcb8e35..9f75438 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -6,6 +6,9 @@
     <PackageProjectUrl>https://github.com/d-velop/dvelop-sdk-cs</PackageProjectUrl>
     <VersionPrefix>0.1.0</VersionPrefix>
     <PackageReadmeFile>README.md</PackageReadmeFile>
+    <PublishRepositoryUrl>true</PublishRepositoryUrl>
+    <IncludeSymbols>true</IncludeSymbols>
+    <SymbolPackageFormat>snupkg</SymbolPackageFormat>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/dvelop-sdk-all/DvelopSdk.csproj b/dvelop-sdk-all/DvelopSdk.csproj
index 80870a4..588a943 100644
--- a/dvelop-sdk-all/DvelopSdk.csproj
+++ b/dvelop-sdk-all/DvelopSdk.csproj
@@ -6,16 +6,14 @@
     <TargetFramework>net8.0</TargetFramework>
     <AssemblyName>Dvelop.Sdk</AssemblyName>
     <RootNamespace>Dvelop.Sdk</RootNamespace>
-    <Copyright>Copyright (c) 2019</Copyright>
+    <Copyright>Copyright (c) 2024</Copyright>
     <Product>d.velop cloud SDK</Product>
     <Company>d.velop AG</Company>
     <IsPackable>true</IsPackable>
     <PackageRequireLicenseAcceptance>false</PackageRequireLicenseAcceptance>
     <GeneratePackageOnBuild>false</GeneratePackageOnBuild>
     <PackageProjectUrl>https://github.com/d-velop/dvelop-sdk-cs</PackageProjectUrl>
-    
     <RepositoryUrl>https://github.com/d-velop/dvelop-sdk-cs</RepositoryUrl>
-    
     <Authors>Christian Kütbach</Authors>
 
     <PublishRepositoryUrl>true</PublishRepositoryUrl>
diff --git a/dvelop-sdk-base/BaseDtos/BaseDtos.csproj b/dvelop-sdk-base/BaseDtos/BaseDtos.csproj
index 69e4751..1695f50 100644
--- a/dvelop-sdk-base/BaseDtos/BaseDtos.csproj
+++ b/dvelop-sdk-base/BaseDtos/BaseDtos.csproj
@@ -1,13 +1,13 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
     <AssemblyName>Dvelop.Sdk.Base.Dto</AssemblyName>
     <RootNamespace>Dvelop.Sdk.Base.Dto</RootNamespace>
     <PublishRepositoryUrl>true</PublishRepositoryUrl>
     <IncludeSymbols>true</IncludeSymbols>
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>
     <LangVersion>latestmajor</LangVersion>
+    <TargetFramework>net8.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/dvelop-sdk-base/BaseInterfaces/BaseInterfaces.csproj b/dvelop-sdk-base/BaseInterfaces/BaseInterfaces.csproj
index 8ddeb74..09c3353 100644
--- a/dvelop-sdk-base/BaseInterfaces/BaseInterfaces.csproj
+++ b/dvelop-sdk-base/BaseInterfaces/BaseInterfaces.csproj
@@ -1,10 +1,16 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net8.0</TargetFramework>
         <RootNamespace>Dvelop.Sdk.BaseInterfaces</RootNamespace>
         <AssemblyName>Dvelop.Sdk.BaseInterfaces</AssemblyName>
+        <PublishRepositoryUrl>true</PublishRepositoryUrl>
+        <IncludeSymbols>true</IncludeSymbols>
+        <SymbolPackageFormat>snupkg</SymbolPackageFormat>
         <LangVersion>latestmajor</LangVersion>
+        <TargetFramework>net8.0</TargetFramework>
     </PropertyGroup>
-
+    
+    <ItemGroup>
+        <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All"/>
+    </ItemGroup>
 </Project>
diff --git a/dvelop-sdk-config/ConfigDtos/ConfigDtos.csproj b/dvelop-sdk-config/ConfigDtos/ConfigDtos.csproj
index 4f60c39..d71f655 100644
--- a/dvelop-sdk-config/ConfigDtos/ConfigDtos.csproj
+++ b/dvelop-sdk-config/ConfigDtos/ConfigDtos.csproj
@@ -1,13 +1,13 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
     <AssemblyName>Dvelop.Sdk.Config.Dto</AssemblyName>
     <RootNamespace>Dvelop.Sdk.Config.Dto</RootNamespace>
     <PublishRepositoryUrl>true</PublishRepositoryUrl>
     <IncludeSymbols>true</IncludeSymbols>
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>
     <LangVersion>latestmajor</LangVersion>
+    <TargetFramework>net8.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/dvelop-sdk-dash/DashboardDtos/DashboardDtos.csproj b/dvelop-sdk-dash/DashboardDtos/DashboardDtos.csproj
index cd407ec..a57991d 100644
--- a/dvelop-sdk-dash/DashboardDtos/DashboardDtos.csproj
+++ b/dvelop-sdk-dash/DashboardDtos/DashboardDtos.csproj
@@ -1,13 +1,13 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
     <AssemblyName>Dvelop.Sdk.Dashboard.Dto</AssemblyName>
     <RootNamespace>Dvelop.Sdk.Dashboard.Dto</RootNamespace>
     <PublishRepositoryUrl>true</PublishRepositoryUrl>
     <IncludeSymbols>true</IncludeSymbols>
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>
-    
+    <LangVersion>latestmajor</LangVersion>
+    <TargetFramework>net8.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/dvelop-sdk-home/HomeDtos/HomeDtos.csproj b/dvelop-sdk-home/HomeDtos/HomeDtos.csproj
index 3fa2276..f69ddd4 100644
--- a/dvelop-sdk-home/HomeDtos/HomeDtos.csproj
+++ b/dvelop-sdk-home/HomeDtos/HomeDtos.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net8.0</TargetFramework>
+        <TargetFrameworks>net8.0;netstandard2.0</TargetFrameworks>
         <AssemblyName>Dvelop.Sdk.Home.Dto</AssemblyName>
         <RootNamespace>Dvelop.Sdk.Home.Dto</RootNamespace>
         <PublishRepositoryUrl>true</PublishRepositoryUrl>
diff --git a/dvelop-sdk-identityprovider/IdentityProviderClient/IdentityProviderClient.csproj b/dvelop-sdk-identityprovider/IdentityProviderClient/IdentityProviderClient.csproj
index 07a4571..83d0d7c 100644
--- a/dvelop-sdk-identityprovider/IdentityProviderClient/IdentityProviderClient.csproj
+++ b/dvelop-sdk-identityprovider/IdentityProviderClient/IdentityProviderClient.csproj
@@ -1,7 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
     <AssemblyName>Dvelop.Sdk.IdentityProvider.Client</AssemblyName>
     <RootNamespace>Dvelop.Sdk.IdentityProvider.Client</RootNamespace>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
@@ -9,6 +8,7 @@
     <IncludeSymbols>true</IncludeSymbols>
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>
     <LangVersion>latestmajor</LangVersion>
+    <TargetFramework>net8.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/dvelop-sdk-identityprovider/IdentityProviderDtos/IdentityProviderDtos.csproj b/dvelop-sdk-identityprovider/IdentityProviderDtos/IdentityProviderDtos.csproj
index ea20ebe..5d5a535 100644
--- a/dvelop-sdk-identityprovider/IdentityProviderDtos/IdentityProviderDtos.csproj
+++ b/dvelop-sdk-identityprovider/IdentityProviderDtos/IdentityProviderDtos.csproj
@@ -1,17 +1,17 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net8.0</TargetFramework>
         <AssemblyName>Dvelop.Sdk.IdentityProvider.Dto</AssemblyName>
         <RootNamespace>Dvelop.Sdk.IdentityProvider.Dto</RootNamespace>
         <PublishRepositoryUrl>true</PublishRepositoryUrl>
         <IncludeSymbols>true</IncludeSymbols>
         <SymbolPackageFormat>snupkg</SymbolPackageFormat>
         <LangVersion>latestmajor</LangVersion>
+        <TargetFramework>net8.0</TargetFramework>
     </PropertyGroup>
-  
+
     <ItemGroup>
         <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />
     </ItemGroup>
-  
+
 </Project>
diff --git a/dvelop-sdk-identityprovider/IdentityProviderMiddleware.UnitTest/IdentityProviderClientTest.cs b/dvelop-sdk-identityprovider/IdentityProviderMiddleware.UnitTest/IdentityProviderClientTest.cs
index 47c99cc..33f417c 100644
--- a/dvelop-sdk-identityprovider/IdentityProviderMiddleware.UnitTest/IdentityProviderClientTest.cs
+++ b/dvelop-sdk-identityprovider/IdentityProviderMiddleware.UnitTest/IdentityProviderClientTest.cs
@@ -42,7 +42,12 @@ public void Setup()
                         }
                     }
                 });
-            _unit = new IdentityProviderClient(new HttpClient(_fakeHttpMessageHandler.Object), () => new TenantInformation {SystemBaseUri = "http://localhost/", TenantId = "0"});
+            _unit = new IdentityProviderClient(new IdentityProviderClientOptions
+            {
+            HttpClient = new HttpClient(_fakeHttpMessageHandler.Object),
+            TenantInformationCallback = () => new TenantInformation {SystemBaseUri = "http://localhost/", TenantId = "0"}
+        
+            });
         }
         
         [TestMethod]