diff --git a/SharpCalculator.Avalonia/SharpCalculator.Avalonia.csproj b/SharpCalculator.Avalonia/SharpCalculator.Avalonia.csproj
index 6b8d3a2..5b6e471 100644
--- a/SharpCalculator.Avalonia/SharpCalculator.Avalonia.csproj
+++ b/SharpCalculator.Avalonia/SharpCalculator.Avalonia.csproj
@@ -1,8 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
     <PropertyGroup>
         <OutputType>WinExe</OutputType>
-        <TargetFramework>net7.0</TargetFramework>
-        <LangVersion>11</LangVersion>
+        <TargetFramework>net8.0</TargetFramework>
+        <LangVersion>12</LangVersion>
         <Nullable>enable</Nullable>
         <ImplicitUsings>disable</ImplicitUsings>
         <BuiltInComInteropSupport>true</BuiltInComInteropSupport>
@@ -12,7 +12,7 @@
     <ItemGroup>
         <PackageReference Include="Avalonia" Version="11.0.5"/>
         <PackageReference Include="Avalonia.Desktop" Version="11.0.5"/>
-        <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="11.0.5"/>
         <PackageReference Include="Avalonia.Themes.Simple" Version="11.0.5" />
+        <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="11.0.5"/>
     </ItemGroup>
 </Project>