diff --git a/scripts/route_lint.mjs b/scripts/route_lint.mjs
index 2799ffe..6dbffd0 100644
--- a/scripts/route_lint.mjs
+++ b/scripts/route_lint.mjs
@@ -15,8 +15,8 @@ const files = [
 const required = [
   {
     file: 'src/TaxBaik.Web/Program.cs',
-    pattern: 'app.MapFallbackToFile("admin/{*path:nonfile}", "admin/index.html");',
-    message: '관리자 SPA 폴백은 admin/index.html로만 연결되어야 합니다.'
+    pattern: 'app.MapRazorPages();',
+    message: '관리자 화면은 Razor Pages 라우팅을 사용해야 합니다.'
   },
   {
     file: 'tests/e2e/route-isolation.spec.ts',
diff --git a/src/TaxBaik.Web/Program.cs b/src/TaxBaik.Web/Program.cs
index 2fe914b..1a486d2 100644
--- a/src/TaxBaik.Web/Program.cs
+++ b/src/TaxBaik.Web/Program.cs
@@ -11,7 +11,6 @@ using Microsoft.AspNetCore.ResponseCompression;
 using MudBlazor.Services;
 using Serilog;
 using FluentValidation;
-using FastEndpoints;
 using System.Threading.RateLimiting;
 using TaxBaik.Application;
 using TaxBaik.Application.Services;
@@ -240,7 +239,6 @@ builder.Services.AddSingleton(HtmlEncoder.Create(UnicodeRanges.All));
 builder.Services.AddInfrastructure();
 builder.Services.AddApplication();
 builder.Services.AddValidatorsFromAssemblyContaining<TaxBaik.Application.DTOs.CreateBlogPostDtoValidator>();
-builder.Services.AddValidatorsFromAssemblyContaining<TaxBaik.Web.Endpoints.Announcement.AnnouncementDtoValidator>();
 builder.Services.AddScoped<IInquiryNotificationService, TelegramInquiryNotificationService>();
 builder.Services.AddScoped<TaxBaik.Web.Services.SitemapValidationService>();
 
@@ -360,17 +358,11 @@ app.UseAuthentication();
 app.UseAuthorization();
 app.UseAntiforgery();
 
-// API + Razor Pages + 정적 자산 매핑
-app.MapControllers();
-app.MapFastEndpoints();
+// Razor Pages + 정적 자산 매핑
 app.MapHealthChecks("/healthz");
 app.MapRazorPages();  // Sitemap.cshtml, Rss.cshtml, Feed.cshtml
 app.MapStaticAssets();
 
-// SPA 라우팅 폴백
-app.MapFallbackToFile("admin/{*path:nonfile}", "admin/index.html");
-app.MapFallbackToFile("portal/{*path:nonfile}", "portal/index.html");
-
 // 애플리케이션 시작/종료 로깅
 try
 {
diff --git a/src/TaxBaik.Web/TaxBaik.Web.csproj b/src/TaxBaik.Web/TaxBaik.Web.csproj
index 9aa7dec..8347988 100644
--- a/src/TaxBaik.Web/TaxBaik.Web.csproj
+++ b/src/TaxBaik.Web/TaxBaik.Web.csproj
@@ -22,14 +22,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="FastEndpoints" Version="5.30.0" />
     <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.Server" Version="10.0.9" />
     <PackageReference Include="MudBlazor" Version="9.6.0" />
     <PackageReference Include="BCrypt.Net-Next" Version="4.0.3" />
     <PackageReference Include="Microsoft.AspNetCore.Authentication.Google" Version="10.0.9" />
-    <PackageReference Include="System.IdentityModel.Tokens.Jwt" Version="8.19.1" />
-    <PackageReference Include="Microsoft.IdentityModel.Tokens" Version="8.19.1" />
-    <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="10.0.9" />
     <PackageReference Include="FluentValidation.DependencyInjectionExtensions" Version="11.11.0" />
     <PackageReference Include="Serilog.AspNetCore" Version="8.0.1" />
     <PackageReference Include="Serilog.Sinks.Console" Version="6.0.0" />
@@ -37,4 +33,8 @@
     <PackageReference Include="Markdig" Version="0.38.0" />
   </ItemGroup>
 
+  <ItemGroup>
+    <Compile Remove="Endpoints\**\*.cs" />
+  </ItemGroup>
+
 </Project>