diff --git a/src/TaxBaik.Web/Program.cs b/src/TaxBaik.Web/Program.cs
index 8354afb..7fef3ae 100644
--- a/src/TaxBaik.Web/Program.cs
+++ b/src/TaxBaik.Web/Program.cs
@@ -378,19 +378,19 @@ if (!app.Environment.IsDevelopment())
     app.UseHsts();
 }
 
-// API + Razor Pages + 정적 파일 매핑
+// Admin & Portal Blazor WebAssembly SPA 호스팅 (미들웨어 먼저!)
+app.UseBlazorFrameworkFiles("/admin");
+app.UseStaticFiles("/admin");
+app.UseBlazorFrameworkFiles("/portal");
+app.UseStaticFiles("/portal");
+
+// API + Razor Pages + 정적 파일 매핑 (라우팅은 나중에)
 app.MapControllers();
 app.MapFastEndpoints();
 app.MapHealthChecks("/healthz");
 app.MapRazorPages();
 app.MapStaticAssets();
 
-// Admin & Portal Blazor WebAssembly SPA 호스팅
-app.UseBlazorFrameworkFiles("/admin");
-app.UseStaticFiles("/admin");
-app.UseBlazorFrameworkFiles("/portal");
-app.UseStaticFiles("/portal");
-
 // SPA 라우팅 폴백 (각 경로에서 index.html 제공)
 app.MapFallbackToFile("admin/{*path:nonfile}", "admin/index.html");
 app.MapFallbackToFile("portal/{*path:nonfile}", "portal/index.html");