diff --git a/cnn_website/vite.config.js b/cnn_website/vite.config.js
index 00780f2..a2b680a 100644
--- a/cnn_website/vite.config.js
+++ b/cnn_website/vite.config.js
@@ -5,8 +5,10 @@ import react from '@vitejs/plugin-react'
 export default defineConfig({
   plugins: [react()],
   server: {
-    allowedHosts: [
+    allowedHosts:
       "all"
-    ]
+  },
+  preview: {
+    allowedHosts: "all"
   }
 })