diff --git a/Muscurdi/ViewModels/AddViewModels.cs b/Muscurdi/ViewModels/AddViewModels.cs
index 80ef5f4..fab29c3 100644
--- a/Muscurdi/ViewModels/AddViewModels.cs
+++ b/Muscurdi/ViewModels/AddViewModels.cs
@@ -10,7 +10,7 @@ public class AddViewModel : ReactiveObject, IRoutableViewModel
 {
     public IScreen HostScreen { get; }
     public string UrlPathSegment { get; } = "Add";
-    public ReactiveCommand<Unit, Unit> Back { get; }
+    public ReactiveCommand<Unit, IRoutableViewModel> Back { get; }
 
     private string _name = string.Empty;
     public string Name { get => _name; set => this.RaiseAndSetIfChanged(ref _name, value); }
diff --git a/Muscurdi/muscurdi.csproj b/Muscurdi/muscurdi.csproj
index 245c99e..46d16f0 100644
--- a/Muscurdi/muscurdi.csproj
+++ b/Muscurdi/muscurdi.csproj
@@ -20,11 +20,12 @@
 	<TrimmableAssembly Include="Avalonia.Themes.Default" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Avalonia" Version="0.10.14" />
-    <PackageReference Include="Avalonia.Desktop" Version="0.10.14" />
+    <PackageReference Include="Avalonia" Version="11.0.0-preview3" />
+    <PackageReference Include="Avalonia.Desktop" Version="11.0.0-preview3" />
     <!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
-    <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="0.10.14" />
-    <PackageReference Include="Avalonia.ReactiveUI" Version="0.10.14" />
+    <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="11.0.0-preview3" />
+    <PackageReference Include="Avalonia.ReactiveUI" Version="11.0.0-preview3" />
+    <PackageReference Include="Avalonia.Themes.Fluent" Version="11.0.0-preview3" />
     <PackageReference Include="Bogus" Version="34.0.2" />
     <PackageReference Include="LiteDb" Version="5.0.12" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />