diff --git a/src/AdvancedCalculator.Browser/wwwroot/favicon.ico b/src/AdvancedCalculator.Browser/wwwroot/favicon.ico
index da8d49f..1494c62 100644
Binary files a/src/AdvancedCalculator.Browser/wwwroot/favicon.ico and b/src/AdvancedCalculator.Browser/wwwroot/favicon.ico differ
diff --git a/src/AdvancedCalculator.Browser/wwwroot/index.html b/src/AdvancedCalculator.Browser/wwwroot/index.html
index a8dee0a..4892b44 100644
--- a/src/AdvancedCalculator.Browser/wwwroot/index.html
+++ b/src/AdvancedCalculator.Browser/wwwroot/index.html
@@ -6,6 +6,7 @@
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <link rel="stylesheet" href="./app.css" />
+    <link rel="icon" href="./favicon.ico" sizes="any" />
 </head>
 
 <body style="margin: 0; overflow: hidden">
diff --git a/src/AdvancedCalculator.Desktop/AdvancedCalculator.Desktop.csproj b/src/AdvancedCalculator.Desktop/AdvancedCalculator.Desktop.csproj
index 286df85..d0afbd1 100644
--- a/src/AdvancedCalculator.Desktop/AdvancedCalculator.Desktop.csproj
+++ b/src/AdvancedCalculator.Desktop/AdvancedCalculator.Desktop.csproj
@@ -7,6 +7,7 @@
     <Nullable>enable</Nullable>
     <BuiltInComInteropSupport>true</BuiltInComInteropSupport>
     <ApplicationManifest>app.manifest</ApplicationManifest>
+    <ApplicationIcon>app.ico</ApplicationIcon>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/AdvancedCalculator.Desktop/app.ico b/src/AdvancedCalculator.Desktop/app.ico
new file mode 100644
index 0000000..1494c62
Binary files /dev/null and b/src/AdvancedCalculator.Desktop/app.ico differ
diff --git a/src/AdvancedCalculator/Assets/avalonia-logo.ico b/src/AdvancedCalculator/Assets/avalonia-logo.ico
index da8d49f..1494c62 100644
Binary files a/src/AdvancedCalculator/Assets/avalonia-logo.ico and b/src/AdvancedCalculator/Assets/avalonia-logo.ico differ
