diff --git a/SharpCalculator.Avalonia/MainWindow.axaml b/SharpCalculator.Avalonia/MainWindow.axaml
index 1430423..1e81b3f 100644
--- a/SharpCalculator.Avalonia/MainWindow.axaml
+++ b/SharpCalculator.Avalonia/MainWindow.axaml
@@ -3,6 +3,7 @@
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     x:Class="SharpCalculator.Avalonia.MainWindow"
     Title="SharpCalculator"
+    Icon="avares://SharpCalculator.Avalonia/assets/icon.ico"
     FontFamily="Consolas" FontSize="24"
     Width="460" Height="570">
 
diff --git a/SharpCalculator.Avalonia/SharpCalculator.Avalonia.csproj b/SharpCalculator.Avalonia/SharpCalculator.Avalonia.csproj
index 8e1831e..5190cb9 100644
--- a/SharpCalculator.Avalonia/SharpCalculator.Avalonia.csproj
+++ b/SharpCalculator.Avalonia/SharpCalculator.Avalonia.csproj
@@ -7,6 +7,7 @@
         <ImplicitUsings>disable</ImplicitUsings>
         <BuiltInComInteropSupport>true</BuiltInComInteropSupport>
         <AvaloniaUseCompiledBindingsByDefault>true</AvaloniaUseCompiledBindingsByDefault>
+        <ApplicationIcon>assets\icon.ico</ApplicationIcon>
     </PropertyGroup>
     
     <ItemGroup>
@@ -19,4 +20,8 @@
     <ItemGroup>
       <ProjectReference Include="..\FusionCalculator\FusionCalculator.csproj" />
     </ItemGroup>
+    
+    <ItemGroup>
+        <AvaloniaResource Include="assets\**"/>
+    </ItemGroup>
 </Project>
diff --git a/SharpCalculator.Avalonia/assets/icon.ico b/SharpCalculator.Avalonia/assets/icon.ico
new file mode 100644
index 0000000..efff7c6
Binary files /dev/null and b/SharpCalculator.Avalonia/assets/icon.ico differ