diff --git a/apps/backend/src/index.ts b/apps/backend/src/index.ts
index 3ed23a0..0c94639 100644
--- a/apps/backend/src/index.ts
+++ b/apps/backend/src/index.ts
@@ -23,7 +23,7 @@ import { promotionsRoute } from "./routes/promotions";
 import { pagesRoute } from "./routes/pages";
 import { paymentsRoute } from "./routes/payments";
 import { profileRoute } from "./routes/profile";
-const PORT = process.env.PORT ? parseInt(process.env.PORT) : 3000;
+const PORT = process.env.PORT ? parseInt(process.env.PORT) : 3051;
 const CORS_ORIGIN = process.env.CORS_ORIGIN || "http://localhost:5173";
 const JWT_SECRET = process.env.JWT_SECRET || "homaroma_secret_2026_scent";
 
diff --git a/apps/spa/.env.production b/apps/spa/.env.production
index c40db56..27ef662 100644
--- a/apps/spa/.env.production
+++ b/apps/spa/.env.production
@@ -1,2 +1,2 @@
 VITE_LIFF_ID="2010318436-npAZzUIV"
-VITE_API_URL="https://api.homaroma.shop/api"
+VITE_API_URL="https://elysia3051.kitizone.com/api"