diff --git a/SpecLens.Avalonia/SpecLens.Avalonia.csproj b/SpecLens.Avalonia/SpecLens.Avalonia.csproj
index a691ee3..8a5dd05 100644
--- a/SpecLens.Avalonia/SpecLens.Avalonia.csproj
+++ b/SpecLens.Avalonia/SpecLens.Avalonia.csproj
@@ -26,9 +26,9 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Avalonia" Version="11.3.18" />
+    <PackageReference Include="Avalonia" Version="12.1.0" />
     <PackageReference Include="Avalonia.Desktop" Version="11.3.13" />
-    <PackageReference Include="Avalonia.Themes.Fluent" Version="11.3.13" />
+    <PackageReference Include="Avalonia.Themes.Fluent" Version="12.1.0" />
     <PackageReference Include="Avalonia.Fonts.Inter" Version="11.3.13" />
     <PackageReference Include="Avalonia.Controls.DataGrid" Version="11.3.13" />
     <PackageReference Include="Avalonia.Controls.ColorPicker" Version="11.3.18" />