diff --git a/demo/dsl/.config/dotnet-tools.json b/demo/dsl/.config/dotnet-tools.json
index 6cf141eb..da200cda 100644
--- a/demo/dsl/.config/dotnet-tools.json
+++ b/demo/dsl/.config/dotnet-tools.json
@@ -3,7 +3,7 @@
   "isRoot": true,
   "tools": {
     "cake.tool": {
-      "version": "1.1.0",
+      "version": "4.0.0",
       "commands": [
         "dotnet-cake"
       ]
diff --git a/demo/dsl/build.cake b/demo/dsl/build.cake
index 910428d8..4d3c7ba9 100644
--- a/demo/dsl/build.cake
+++ b/demo/dsl/build.cake
@@ -1,4 +1,4 @@
-#module nuget:?package=Cake.BuildSystems.Module&version=3.1.0
+#module nuget://?package=Cake.Buildsystems.Module&prerelease
 
 ///////////////////////////////////////////////////////////////////////////////
 // ARGUMENTS
diff --git a/demo/dsl/build.ps1 b/demo/dsl/build.ps1
index 21821d29..dba95af0 100644
--- a/demo/dsl/build.ps1
+++ b/demo/dsl/build.ps1
@@ -6,6 +6,15 @@ $env:DOTNET_SKIP_FIRST_TIME_EXPERIENCE = '1'
 $env:DOTNET_CLI_TELEMETRY_OPTOUT = '1'
 $env:DOTNET_NOLOGO = '1'
 
+# make sure we always get a fresh nuget-package and nothing from cache!
+dotnet nuget locals all --clear
+
+@("./tools", "./.cake") | % {
+  if(Test-Path $_) {
+    rm -Force -Recurse $_
+  }
+}
+
 dotnet tool restore
 if ($LASTEXITCODE -ne 0) { exit $LASTEXITCODE }
 
diff --git a/demo/dsl/nuget.config b/demo/dsl/nuget.config
new file mode 100644
index 00000000..f177e160
--- /dev/null
+++ b/demo/dsl/nuget.config
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+    <config>
+    </config>
+    <packageSources>
+        <clear />
+        <add key="local pkg" value="../../BuildArtifacts/Packages/NuGet/" />
+        <add key="nuget.org" value="https://api.nuget.org/v3/index.json" protocolVersion="3" />
+    </packageSources>
+</configuration>
\ No newline at end of file
diff --git a/demo/frosting/build/Build.csproj b/demo/frosting/build/Build.csproj
index a28a0100..9e1b2ee9 100644
--- a/demo/frosting/build/Build.csproj
+++ b/demo/frosting/build/Build.csproj
@@ -1,12 +1,16 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <RunWorkingDirectory>$(MSBuildProjectDirectory)</RunWorkingDirectory>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Cake.BuildSystems.Module" Version="3.1.0" />
-    <PackageReference Include="Cake.Frosting" Version="1.1.0" />
     <PackageReference Include="JetBrains.Annotations" Version="2023.3.0" />
+    <PackageReference Include="Cake.Frosting" Version="4.0.0" />
+    <ProjectReference Include="$(ProjectDir)../../../src/Cake.AzurePipelines.Module/Cake.AzurePipelines.Module.csproj" />
+    <ProjectReference Include="$(ProjectDir)../../../src/Cake.GitHubActions.Module/Cake.GitHubActions.Module.csproj" />
+    <ProjectReference Include="$(ProjectDir)../../../src/Cake.MyGet.Module/Cake.MyGet.Module.csproj" />
+    <ProjectReference Include="$(ProjectDir)../../../src/Cake.TeamCity.Module/Cake.TeamCity.Module.csproj" />
+    <ProjectReference Include="$(ProjectDir)../../../src/Cake.TravisCI.Module/Cake.TravisCI.Module.csproj" />
   </ItemGroup>
 </Project>