diff --git a/EnvelopeGenerator.GeneratorAPI/EnvelopeGenerator.GeneratorAPI.csproj b/EnvelopeGenerator.GeneratorAPI/EnvelopeGenerator.GeneratorAPI.csproj
index 4518eb7e..7dca91d6 100644
--- a/EnvelopeGenerator.GeneratorAPI/EnvelopeGenerator.GeneratorAPI.csproj
+++ b/EnvelopeGenerator.GeneratorAPI/EnvelopeGenerator.GeneratorAPI.csproj
@@ -1,15 +1,16 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFrameworks>net8.0;net9.0</TargetFrameworks>
+    <TargetFrameworks>net9.0</TargetFrameworks>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="AspNetCore.Scalar" Version="1.1.8" />
     <PackageReference Include="DigitalData.Core.Abstractions" Version="2.2.1" />
     <PackageReference Include="DigitalData.Core.API" Version="2.0.0" />
-    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="7.0.15" />
+    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.3" />
     <PackageReference Include="Scalar.AspNetCore" Version="2.1.4" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="6.5.0" />
     <PackageReference Include="System.DirectoryServices" Version="7.0.1" />
diff --git a/EnvelopeGenerator.GeneratorAPI/Program.cs b/EnvelopeGenerator.GeneratorAPI/Program.cs
index 0baaa1d2..35abd3f4 100644
--- a/EnvelopeGenerator.GeneratorAPI/Program.cs
+++ b/EnvelopeGenerator.GeneratorAPI/Program.cs
@@ -7,6 +7,7 @@ using Microsoft.AspNetCore.Authentication.Cookies;
 using Microsoft.AspNetCore.Localization;
 using Microsoft.EntityFrameworkCore;
 using System.Globalization;
+using Scalar.AspNetCore;
 
 var builder = WebApplication.CreateBuilder(args);
 
@@ -32,7 +33,7 @@ builder.Services.AddCors(options =>
 // Swagger
 builder.Services.AddEndpointsApiExplorer();
 builder.Services.AddSwaggerGen();
-
+builder.Services.AddOpenApi();
 // DbContext
 var connStr = config.GetConnectionString("Default") ?? throw new InvalidOperationException("There is no default connection string in appsettings.json.");
 builder.Services.AddDbContext<EGDbContext>(options => options.UseSqlServer(connStr));
@@ -66,11 +67,14 @@ builder.Services
 
 var app = builder.Build();
 
+app.MapOpenApi();
+
 // Configure the HTTP request pipeline.
 if (app.Environment.IsDevelopment())
 {
 	app.UseSwagger();
 	app.UseSwaggerUI();
+    app.MapScalarApiReference();
 }
 
 // Set CORS policy