diff --git a/ExcelToPdfService.csproj b/ExcelToPdfService.csproj
index 17c54dc..046076d 100644
--- a/ExcelToPdfService.csproj
+++ b/ExcelToPdfService.csproj
@@ -7,6 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Hosting.WindowsServices" Version="10.0.8" />
     <PackageReference Include="Syncfusion.Pdf.Net.Core" Version="21.1.37" />
     <PackageReference Include="Syncfusion.XlsIO.Net.Core" Version="21.1.37" />
     <PackageReference Include="Syncfusion.XlsIORenderer.Net.Core" Version="21.1.37" />
diff --git a/Program.cs b/Program.cs
index 5fa65b6..f5d1ad4 100644
--- a/Program.cs
+++ b/Program.cs
@@ -2,6 +2,7 @@ using ExcelToPdfService.Services;
 using Syncfusion.Licensing;
 
 var builder = WebApplication.CreateBuilder(args);
+builder.Host.UseWindowsService(); // Run as Windows Service (also works as console app)
 
 // Syncfusion license
 SyncfusionLicenseProvider.RegisterLicense(