diff --git a/Welcome/Welcome.csproj b/01-V WdhlgKlassen/01-V WdhlgKlassen.csproj
similarity index 75%
rename from Welcome/Welcome.csproj
rename to 01-V WdhlgKlassen/01-V WdhlgKlassen.csproj
index c73e0d1692ab38cc8596bbd32ae080d903aaa778..45f14471848757c45530e988cc58975895a7996d 100644
--- a/Welcome/Welcome.csproj
+++ b/01-V WdhlgKlassen/01-V WdhlgKlassen.csproj	
@@ -3,6 +3,7 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFramework>netcoreapp3.1</TargetFramework>
+    <RootNamespace>_01_V_WdhlgKlassen</RootNamespace>
   </PropertyGroup>
 
 </Project>
diff --git a/Welcome/Program.cs b/01-V WdhlgKlassen/Program.cs
similarity index 84%
rename from Welcome/Program.cs
rename to 01-V WdhlgKlassen/Program.cs
index 549eb202e539f8b5041a450240b2e5c8ef3e5049..5252ac932ae624c3d586acdbcce9a3f11978ea3e 100644
--- a/Welcome/Program.cs
+++ b/01-V WdhlgKlassen/Program.cs	
@@ -1,6 +1,6 @@
 using System;
 
-namespace Welcome
+namespace _01_V_WdhlgKlassen
 {
     class Program
     {
diff --git a/App.config b/App.config
deleted file mode 100644
index 56efbc7b5f15b5166cc89dae0406895b57de0b67..0000000000000000000000000000000000000000
--- a/App.config
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="utf-8" ?>
-<configuration>
-    <startup> 
-        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2" />
-    </startup>
-</configuration>
\ No newline at end of file
diff --git a/Prog2WienkopSS2021.csproj b/Prog2WienkopSS2021.csproj
deleted file mode 100644
index 3d65dc42182cd8f59e4b67080febb0d8b005d76a..0000000000000000000000000000000000000000
--- a/Prog2WienkopSS2021.csproj
+++ /dev/null
@@ -1,39 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
-  <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{26620748-9774-45A3-85EB-8315CB6C739C}</ProjectGuid>
-    <OutputType>Exe</OutputType>
-    <RootNamespace>Prog2WienkopSS2021</RootNamespace>
-    <AssemblyName>Prog2WienkopSS2021</AssemblyName>
-    <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
-    <FileAlignment>512</FileAlignment>
-    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
-    <Deterministic>true</Deterministic>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <PlatformTarget>AnyCPU</PlatformTarget>
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>DEBUG;TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <PlatformTarget>AnyCPU</PlatformTarget>
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <ItemGroup>
-    <None Include="App.config" />
-  </ItemGroup>
-  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
-</Project>
\ No newline at end of file
diff --git a/Prog2WienkopSS2021.sln b/Prog2WienkopSS2021.sln
index 0de3449f6de79e8e9afe0a0d2c7455f24e866413..86a88ac2e8efac12faa72e67a526288e0f5e3826 100644
--- a/Prog2WienkopSS2021.sln
+++ b/Prog2WienkopSS2021.sln
@@ -3,7 +3,7 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 16
 VisualStudioVersion = 16.0.31105.61
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Welcome", "Welcome\Welcome.csproj", "{3FD26F99-6873-40BD-BA2B-14FD0608FA12}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "01-V WdhlgKlassen", "01-V WdhlgKlassen\01-V WdhlgKlassen.csproj", "{503B68BD-967D-4C38-AF1E-8DD44594F94E}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -11,10 +11,10 @@ Global
 		Release|Any CPU = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{3FD26F99-6873-40BD-BA2B-14FD0608FA12}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{3FD26F99-6873-40BD-BA2B-14FD0608FA12}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{3FD26F99-6873-40BD-BA2B-14FD0608FA12}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{3FD26F99-6873-40BD-BA2B-14FD0608FA12}.Release|Any CPU.Build.0 = Release|Any CPU
+		{503B68BD-967D-4C38-AF1E-8DD44594F94E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{503B68BD-967D-4C38-AF1E-8DD44594F94E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{503B68BD-967D-4C38-AF1E-8DD44594F94E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{503B68BD-967D-4C38-AF1E-8DD44594F94E}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE