diff --git a/src/GuiApp/Avalonia/FileTime.GuiApp.Abstractions/FileTime.GuiApp.Abstractions.csproj b/src/GuiApp/Avalonia/FileTime.GuiApp.Abstractions/FileTime.GuiApp.Abstractions.csproj
index 4e8ff7b..538eb27 100644
--- a/src/GuiApp/Avalonia/FileTime.GuiApp.Abstractions/FileTime.GuiApp.Abstractions.csproj
+++ b/src/GuiApp/Avalonia/FileTime.GuiApp.Abstractions/FileTime.GuiApp.Abstractions.csproj
@@ -12,7 +12,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Avalonia" Version="0.10.18" />
+    <PackageReference Include="Avalonia" Version="11.0.0-preview1" />
     <PackageReference Include="PropertyChanged.SourceGenerator" Version="1.0.5">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/src/GuiApp/Avalonia/FileTime.GuiApp.App/FileTime.GuiApp.App.csproj b/src/GuiApp/Avalonia/FileTime.GuiApp.App/FileTime.GuiApp.App.csproj
index fe5daeb..a0c4f1e 100644
--- a/src/GuiApp/Avalonia/FileTime.GuiApp.App/FileTime.GuiApp.App.csproj
+++ b/src/GuiApp/Avalonia/FileTime.GuiApp.App/FileTime.GuiApp.App.csproj
@@ -25,13 +25,14 @@
     <TrimmableAssembly Include="Avalonia.Themes.Default" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Avalonia" Version="0.10.18" />
-    <PackageReference Include="Avalonia.Desktop" Version="0.10.18" />
+    <PackageReference Include="Avalonia" Version="11.0.0-preview1" />
+    <PackageReference Include="Avalonia.Desktop" Version="11.0.0-preview1" />
     <!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
-    <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="0.10.18" />
-    <PackageReference Include="Avalonia.ReactiveUI" Version="0.10.18" />
+    <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="11.0.0-preview1" />
+    <PackageReference Include="Avalonia.ReactiveUI" Version="11.0.0-preview1" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="6.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="6.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="6.0.0" />
     <PackageReference Include="Serilog.Extensions.Logging" Version="3.1.0" />
     <PackageReference Include="Serilog.Settings.Configuration" Version="3.4.0" />
     <PackageReference Include="Serilog.Sinks.File" Version="5.0.0" />
diff --git a/src/GuiApp/Avalonia/FileTime.GuiApp/FileTime.GuiApp.csproj b/src/GuiApp/Avalonia/FileTime.GuiApp/FileTime.GuiApp.csproj
index 0e6f015..0cf7af7 100644
--- a/src/GuiApp/Avalonia/FileTime.GuiApp/FileTime.GuiApp.csproj
+++ b/src/GuiApp/Avalonia/FileTime.GuiApp/FileTime.GuiApp.csproj
@@ -19,12 +19,13 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Avalonia" Version="0.10.18" />
-    <PackageReference Include="Avalonia.Desktop" Version="0.10.18" />
+    <PackageReference Include="Avalonia" Version="11.0.0-preview1" />
+    <PackageReference Include="Avalonia.Desktop" Version="11.0.0-preview1" />
     <!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
-    <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="0.10.18" />
-    <PackageReference Include="Avalonia.ReactiveUI" Version="0.10.18" />
-    <PackageReference Include="Avalonia.Svg.Skia" Version="0.10.16" />
+    <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="11.0.0-preview1" />
+    <PackageReference Include="Avalonia.ReactiveUI" Version="11.0.0-preview1" />
+    <PackageReference Include="Avalonia.Svg.Skia" Version="11.0.0-preview1" />
+    <PackageReference Include="Avalonia.Themes.Fluent" Version="11.0.0-preview1" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="6.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="6.0.0" />
     <PackageReference Include="MvvmGen" Version="1.1.5" />