diff --git a/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/App.config b/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/App.config
index 56efbc7..2d2a12d 100644
--- a/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/App.config
+++ b/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/App.config
@@ -1,6 +1,6 @@
-<?xml version="1.0" encoding="utf-8" ?>
+<?xml version="1.0" encoding="utf-8"?>
 <configuration>
     <startup> 
-        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2" />
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6"/>
     </startup>
-</configuration>
\ No newline at end of file
+</configuration>
diff --git a/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/ContosoExpenses.csproj b/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/ContosoExpenses.csproj
index 29d10c6..5b027c8 100644
--- a/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/ContosoExpenses.csproj
+++ b/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/ContosoExpenses.csproj
@@ -8,7 +8,7 @@
     <OutputType>WinExe</OutputType>
     <RootNamespace>ContosoExpenses</RootNamespace>
     <AssemblyName>ContosoExpenses</AssemblyName>
-    <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.6</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <ProjectTypeGuids>{60dc8134-eba5-43b8-bcc9-bb4bc16c2548};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
     <WarningLevel>4</WarningLevel>
@@ -16,6 +16,7 @@
     <Deterministic>true</Deterministic>
     <NuGetPackageImportStamp>
     </NuGetPackageImportStamp>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <PlatformTarget>AnyCPU</PlatformTarget>
diff --git a/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/Properties/Resources.Designer.cs b/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/Properties/Resources.Designer.cs
index 5fbb5f9..cdf5682 100644
--- a/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/Properties/Resources.Designer.cs
+++ b/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/Properties/Resources.Designer.cs
@@ -19,7 +19,7 @@ namespace ContosoExpenses.Properties {
     // class via a tool like ResGen or Visual Studio.
     // To add or remove a member, edit your .ResX file then rerun ResGen
     // with the /str option, or rebuild your VS project.
-    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "16.0.0.0")]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "15.0.0.0")]
     [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
     internal class Resources {
diff --git a/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/Properties/Settings.Designer.cs b/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/Properties/Settings.Designer.cs
index 8b6c6e7..53e1337 100644
--- a/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/Properties/Settings.Designer.cs
+++ b/Lab/Exercise1/01-Start/ContosoExpenses/ContosoExpenses/Properties/Settings.Designer.cs
@@ -12,7 +12,7 @@ namespace ContosoExpenses.Properties {
     
     
     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
-    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "16.0.0.0")]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "15.9.0.0")]
     internal sealed partial class Settings : global::System.Configuration.ApplicationSettingsBase {
         
         private static Settings defaultInstance = ((Settings)(global::System.Configuration.ApplicationSettingsBase.Synchronized(new Settings())));