diff --git a/src/Program.cs b/src/Program.cs
index 24de7e9..dc87495 100644
--- a/src/Program.cs
+++ b/src/Program.cs
@@ -18,7 +18,9 @@ public static void Main(string[] args)
             CommandProcessor.Process(args.ToList());
         }
         else {
+#if WIN_X64
             WindowHelper.SetWindowMode(WindowMode.Hidden);
+#endif
             BuildAvaloniaApp().StartWithClassicDesktopLifetime(args);
         }
     }
diff --git a/src/Totk.ZStdTool.csproj b/src/Totk.ZStdTool.csproj
index bee1a1b..ec4989c 100644
--- a/src/Totk.ZStdTool.csproj
+++ b/src/Totk.ZStdTool.csproj
@@ -10,6 +10,7 @@
 	<DebugType>embedded</DebugType>
 	<ApplicationIcon>Assets\icon.ico</ApplicationIcon>
 	<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+	<DefineConstants Condition="'$(RuntimeIdentifier)'=='win-x64'">WIN_X64</DefineConstants>
   </PropertyGroup>
   <ItemGroup>
     <AvaloniaResource Include="Assets\**" />