diff --git a/CsWin32Lib/CsWin32Lib.csproj b/CsWin32Lib/CsWin32Lib.csproj
index 6970b27..8e297d1 100644
--- a/CsWin32Lib/CsWin32Lib.csproj
+++ b/CsWin32Lib/CsWin32Lib.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0-windows</TargetFramework>
+    <TargetFramework>net9.0-windows</TargetFramework>
     <Nullable>enable</Nullable>
     <UseWPF>true</UseWPF>
   </PropertyGroup>
diff --git a/WinAppSdkCleaner/Models/Model.cs b/WinAppSdkCleaner/Models/Model.cs
index 6126e55..2819e1e 100644
--- a/WinAppSdkCleaner/Models/Model.cs
+++ b/WinAppSdkCleaner/Models/Model.cs
@@ -35,36 +35,26 @@ public static VersionRecord CategorizePackageVersion(SdkId sdkId, PackageVersion
         return new VersionRecord(string.Empty, string.Empty, sdkId, packageVersion);
     }
 
-    private static void AddDependents(Dictionary<string, PackageData> lookUpTable, IEnumerable<Package> allPackages)
+    private static void AddDependents(Dictionary<string, PackageData> sdkFrameworksLookUpTable, IEnumerable<Package> allPackages)
     {
-        object lockObject = new object();
-        Dictionary<string, PackageData> subLookUp = new Dictionary<string, PackageData>();
+        Lock lockObject = new();
 
         Parallel.ForEach(allPackages, package =>
         {
             foreach (Package dependency in package.Dependencies)
             {
                 // TryGetValue() is thread safe as long as the dictionary isn't modified by another thread
-                if (lookUpTable.TryGetValue(dependency.Id.FullName, out PackageData? parentPackageRecord))
+                if (sdkFrameworksLookUpTable.TryGetValue(dependency.Id.FullName, out PackageData? parentPackageRecord))
                 {
                     lock (lockObject)
                     {
                         PackageData dependentPackage = new PackageData(package, new List<PackageData>());
                         parentPackageRecord!.PackagesDependentOnThis.Add(dependentPackage);
-
-                        if (package.IsFramework)
-                        {
-                            subLookUp[package.Id.FullName] = dependentPackage;
-                        }
+                        Debug.Assert(!package.IsFramework);  // framework packages cannot be dependent on other framework packages
                     }
                 }
             }
         });
-
-        if (subLookUp.Count > 0)
-        {
-            AddDependents(subLookUp, allPackages);
-        }
     }
 
     public static async Task<IEnumerable<SdkData>> GetSDKsAsync()
diff --git a/WinAppSdkCleaner/Properties/PublishProfiles/FolderProfile.Arm.Release.Singlefile.pubxml b/WinAppSdkCleaner/Properties/PublishProfiles/FolderProfile.Arm.Release.Singlefile.pubxml
index f7f966c..3bcbba5 100644
--- a/WinAppSdkCleaner/Properties/PublishProfiles/FolderProfile.Arm.Release.Singlefile.pubxml
+++ b/WinAppSdkCleaner/Properties/PublishProfiles/FolderProfile.Arm.Release.Singlefile.pubxml
@@ -6,10 +6,10 @@ https://go.microsoft.com/fwlink/?LinkID=208121.
   <PropertyGroup>
     <Configuration>Release</Configuration>
     <Platform>Any CPU</Platform>
-    <PublishDir>bin\Release\net8.0-windows10.0.17763.0\publish\win-arm64\</PublishDir>
+    <PublishDir>bin\Release\net9.0-windows10.0.17763.0\publish\win-arm64\</PublishDir>
     <PublishProtocol>FileSystem</PublishProtocol>
     <_TargetId>Folder</_TargetId>
-    <TargetFramework>net8.0-windows10.0.17763.0</TargetFramework>
+    <TargetFramework>net9.0-windows10.0.17763.0</TargetFramework>
     <RuntimeIdentifier>win-arm64</RuntimeIdentifier>
     <SelfContained>true</SelfContained>
     <PublishSingleFile>true</PublishSingleFile>
diff --git a/WinAppSdkCleaner/Properties/PublishProfiles/FolderProfile.x64.Release.SingleFile.pubxml b/WinAppSdkCleaner/Properties/PublishProfiles/FolderProfile.x64.Release.SingleFile.pubxml
index b259441..4559e8d 100644
--- a/WinAppSdkCleaner/Properties/PublishProfiles/FolderProfile.x64.Release.SingleFile.pubxml
+++ b/WinAppSdkCleaner/Properties/PublishProfiles/FolderProfile.x64.Release.SingleFile.pubxml
@@ -6,10 +6,10 @@ https://go.microsoft.com/fwlink/?LinkID=208121.
   <PropertyGroup>
     <Configuration>Release</Configuration>
     <Platform>Any CPU</Platform>
-    <PublishDir>bin\Release\net8.0-windows10.0.17763.0\publish\win-x64\</PublishDir>
+    <PublishDir>bin\Release\net9.0-windows10.0.17763.0\publish\win-x64\</PublishDir>
     <PublishProtocol>FileSystem</PublishProtocol>
     <_TargetId>Folder</_TargetId>
-    <TargetFramework>net8.0-windows10.0.17763.0</TargetFramework>
+    <TargetFramework>net9.0-windows10.0.17763.0</TargetFramework>
 	<RuntimeIdentifier>win-x64</RuntimeIdentifier>
     <SelfContained>true</SelfContained>
     <PublishSingleFile>true</PublishSingleFile>
diff --git a/WinAppSdkCleaner/Properties/PublishProfiles/FolderProfile.x86.Release.SingleFile.pubxml b/WinAppSdkCleaner/Properties/PublishProfiles/FolderProfile.x86.Release.SingleFile.pubxml
index 49d169b..767f0b8 100644
--- a/WinAppSdkCleaner/Properties/PublishProfiles/FolderProfile.x86.Release.SingleFile.pubxml
+++ b/WinAppSdkCleaner/Properties/PublishProfiles/FolderProfile.x86.Release.SingleFile.pubxml
@@ -6,10 +6,10 @@ https://go.microsoft.com/fwlink/?LinkID=208121.
   <PropertyGroup>
     <Configuration>Release</Configuration>
     <Platform>Any CPU</Platform>
-    <PublishDir>bin\Release\net8.0-windows10.0.17763.0\publish\win-x86\</PublishDir>
+    <PublishDir>bin\Release\net9.0-windows10.0.17763.0\publish\win-x86\</PublishDir>
     <PublishProtocol>FileSystem</PublishProtocol>
     <_TargetId>Folder</_TargetId>
-    <TargetFramework>net8.0-windows10.0.17763.0</TargetFramework>
+    <TargetFramework>net9.0-windows10.0.17763.0</TargetFramework>
     <RuntimeIdentifier>win-x86</RuntimeIdentifier>
     <SelfContained>true</SelfContained>
     <PublishSingleFile>true</PublishSingleFile>
diff --git a/WinAppSdkCleaner/Views/ViewTraceListener.cs b/WinAppSdkCleaner/Views/ViewTraceListener.cs
index b1983fb..0aea3fe 100644
--- a/WinAppSdkCleaner/Views/ViewTraceListener.cs
+++ b/WinAppSdkCleaner/Views/ViewTraceListener.cs
@@ -2,9 +2,9 @@
 
 internal sealed partial class ViewTraceListener : TraceListener
 {
-    private readonly object lockObject = new object(); 
-    private StringBuilder? store = null;
-    private TextBox? Consumer { get; set; }
+    private readonly Lock lockObject = new(); 
+    private StringBuilder? store;
+    private TextBox? consumer;
 
     public ViewTraceListener() : base(nameof(ViewTraceListener))
     {
@@ -14,9 +14,9 @@ public void RegisterConsumer(TextBox textBox)
     {
         lock (lockObject)
         {
-            Debug.Assert(Consumer is null && textBox.IsInitialized);
+            Debug.Assert(consumer is null && textBox.IsInitialized);
 
-            Consumer = textBox;
+            consumer = textBox;
 
             if (store is not null)
             {
@@ -38,7 +38,7 @@ private void WriteInternal(string message)
 
         try
         {
-            if (Consumer is null)
+            if (consumer is null)
             {
                 if (store is null)
                 {
@@ -54,20 +54,20 @@ private void WriteInternal(string message)
             }
             else
             {
-                Consumer.Dispatcher.BeginInvoke(() =>
+                consumer.Dispatcher.BeginInvoke(() =>
                 {
-                    int selectionStart = Consumer.SelectionStart;
-                    int selectionLength = Consumer.SelectionLength;
+                    int selectionStart = consumer.SelectionStart;
+                    int selectionLength = consumer.SelectionLength;
 
-                    Consumer.Text += message;
+                    consumer.Text += message;
 
                     if (selectionLength > 0)
                     {
-                        Consumer.Select(selectionStart, selectionLength);
+                        consumer.Select(selectionStart, selectionLength);
                     }
                     else
                     {
-                        Consumer.CaretIndex = Consumer.Text.Length;
+                        consumer.CaretIndex = consumer.Text.Length;
                     }
                 },
                 DispatcherPriority.Background);
diff --git a/WinAppSdkCleaner/WinAppSdkCleaner.csproj b/WinAppSdkCleaner/WinAppSdkCleaner.csproj
index 33c55cd..da159b6 100644
--- a/WinAppSdkCleaner/WinAppSdkCleaner.csproj
+++ b/WinAppSdkCleaner/WinAppSdkCleaner.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>WinExe</OutputType>
-	<TargetFramework>net8.0-windows10.0.17763.0</TargetFramework>
+	<TargetFramework>net9.0-windows10.0.17763.0</TargetFramework>
     <Nullable>enable</Nullable>
     <UseWPF>true</UseWPF>
 	<SupportedOSPlatformVersion>10.0.17763.0</SupportedOSPlatformVersion>