diff --git a/DialogHost.Avalonia/DialogHost.Avalonia.csproj b/DialogHost.Avalonia/DialogHost.Avalonia.csproj
index e4f4866..35620d2 100644
--- a/DialogHost.Avalonia/DialogHost.Avalonia.csproj
+++ b/DialogHost.Avalonia/DialogHost.Avalonia.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
     <PropertyGroup>
-        <TargetFramework>netstandard2.0</TargetFramework>
+        <TargetFramework>net8.0</TargetFramework>
         <LangVersion>12</LangVersion>
         <Nullable>enable</Nullable>
         <AvaloniaUseCompiledBindingsByDefault>true</AvaloniaUseCompiledBindingsByDefault>
@@ -29,6 +29,6 @@
         </AvaloniaResource>
     </ItemGroup>
     <ItemGroup>
-        <PackageReference Include="Avalonia" Version="11.1.0"/>
+        <PackageReference Include="Avalonia" Version="12.0.0"/>
     </ItemGroup>
 </Project>
diff --git a/DialogHost.Demo/DialogHost.Demo.csproj b/DialogHost.Demo/DialogHost.Demo.csproj
index 1803723..0ce7881 100644
--- a/DialogHost.Demo/DialogHost.Demo.csproj
+++ b/DialogHost.Demo/DialogHost.Demo.csproj
@@ -6,7 +6,7 @@
     <RootNamespace>DialogHostDemo</RootNamespace>
     <IsPackable>false</IsPackable>
 
-    <AvaloniaVersion>11.2.3</AvaloniaVersion>
+    <AvaloniaVersion>12.0.0</AvaloniaVersion>
   </PropertyGroup>
   <ItemGroup>
     <Folder Include="Models\"/>
@@ -15,10 +15,10 @@
   <ItemGroup>
     <PackageReference Include="Avalonia" Version="$(AvaloniaVersion)"/>
     <PackageReference Include="Avalonia.Desktop" Version="$(AvaloniaVersion)"/>
-    <PackageReference Include="Avalonia.Diagnostics" Version="$(AvaloniaVersion)"/>
-    <PackageReference Include="Avalonia.ReactiveUI" Version="$(AvaloniaVersion)"/>
     <PackageReference Include="Avalonia.Themes.Fluent" Version="$(AvaloniaVersion)"/>
-    <PackageReference Include="Material.Icons.Avalonia" Version="2.1.0"/>
+    <PackageReference Include="AvaloniaUI.DiagnosticsSupport" Version="2.2.0-beta2"/>
+    <PackageReference Include="ReactiveUI.Avalonia" Version="11.3.8"/>
+    <PackageReference Include="Material.Icons.Avalonia" Version="3.0.0-avalonia12"/>
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\DialogHost.Avalonia\DialogHost.Avalonia.csproj"/>
diff --git a/DialogHost.Demo/Program.cs b/DialogHost.Demo/Program.cs
index 75ebfb0..6a8d3c3 100644
--- a/DialogHost.Demo/Program.cs
+++ b/DialogHost.Demo/Program.cs
@@ -1,5 +1,5 @@
 using Avalonia;
-using Avalonia.ReactiveUI;
+using ReactiveUI.Avalonia;
 
 namespace DialogHostDemo;
 
@@ -16,5 +16,6 @@ public static AppBuilder BuildAvaloniaApp()
         => AppBuilder.Configure<App>()
             .UsePlatformDetect()
             .LogToTrace()
-            .UseReactiveUI();
+            .UseReactiveUI()
+            .WithDeveloperTools();
 }
\ No newline at end of file
diff --git a/DialogHost.Demo/Views/FruitBowl.axaml b/DialogHost.Demo/Views/FruitBowl.axaml
index 2a9602e..140e367 100644
--- a/DialogHost.Demo/Views/FruitBowl.axaml
+++ b/DialogHost.Demo/Views/FruitBowl.axaml
@@ -53,7 +53,7 @@
         Margin="16 0"
         HorizontalAlignment="Right"
         Grid.Row="1"
-        Content="{avalonia:MaterialIconExt Kind=Plus, Size=22}" />
+        Content="{avalonia:MaterialIconExt Kind=Plus, IconSize=22}" />
     </Grid>
   </dialogHostAvalonia:DialogHost>
 </UserControl>
\ No newline at end of file
diff --git a/DialogHost.Demo/Views/MainWindow.axaml.cs b/DialogHost.Demo/Views/MainWindow.axaml.cs
index b35e39d..d18d504 100644
--- a/DialogHost.Demo/Views/MainWindow.axaml.cs
+++ b/DialogHost.Demo/Views/MainWindow.axaml.cs
@@ -11,9 +11,6 @@ namespace DialogHostDemo.Views;
 public partial class MainWindow : Window {
     public MainWindow() {
         InitializeComponent();
-#if DEBUG
-        this.AttachDevTools();
-#endif
     }
     
     private async void OpenNoAnimationDialog(object? sender, RoutedEventArgs e) {