diff --git a/src/AAS-Repository.csproj b/src/AAS-Repository.csproj
index d208730b..c76f1d71 100644
--- a/src/AAS-Repository.csproj
+++ b/src/AAS-Repository.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <DockerDefaultTargetOS>Linux</DockerDefaultTargetOS>
     <DockerfileContext>.</DockerfileContext>
   </PropertyGroup>
@@ -15,7 +15,7 @@
   <ItemGroup>
     <PackageReference Include="Aml.Engine" Version="4.1.0" />
     <PackageReference Include="JsonSubTypes" Version="2.0.1" />
-    <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="9.0.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="8.0.11" />
     <PackageReference Include="Microsoft.Azure.Kusto.Data" Version="12.2.8" />
     <PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.21.0" />
     <PackageReference Include="OPCFoundation.NetStandard.Opc.Ua" Version="1.5.374.158" />