diff --git a/CustomExitScreen/README.md b/CustomExitScreen/README.md
index 2fc7c86..9ab1cf0 100644
--- a/CustomExitScreen/README.md
+++ b/CustomExitScreen/README.md
@@ -13,7 +13,7 @@ npm install
 npm run dev
 ```
 
-The dev server runs at `http://localhost:5173`.
+The dev server runs at `http://localhost:3004`.
 
 ## Build
 
diff --git a/CustomExitScreen/vite.config.ts b/CustomExitScreen/vite.config.ts
index 85f0075..5dcff08 100644
--- a/CustomExitScreen/vite.config.ts
+++ b/CustomExitScreen/vite.config.ts
@@ -37,7 +37,7 @@ export default defineConfig(({ command }) => ({
     emptyOutDir: true
   },
   server: {
-    port: 5173,
+    port: 3004,
     strictPort: true,
     headers: {
       "Access-Control-Allow-Origin": "*"