diff --git a/DataAccess/DataAccess.csproj b/DataAccess/DataAccess.csproj
index 0f2cd0f..7187904 100644
--- a/DataAccess/DataAccess.csproj
+++ b/DataAccess/DataAccess.csproj
@@ -1,9 +1,10 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
+    <LangVersion>12</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/KIKunstKirstenKlöckner/KIKunstKirstenKlöckner.csproj b/KIKunstKirstenKlöckner/KIKunstKirstenKlöckner.csproj
index 5ad2ae3..dc667d4 100644
--- a/KIKunstKirstenKlöckner/KIKunstKirstenKlöckner.csproj
+++ b/KIKunstKirstenKlöckner/KIKunstKirstenKlöckner.csproj
@@ -1,11 +1,12 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <UserSecretsId>c1bf616d-d992-465d-91b1-995a57ba483d</UserSecretsId>
     <DockerDefaultTargetOS>Linux</DockerDefaultTargetOS>
+    <LangVersion>12</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>