diff --git a/frontend/vite.config.ts b/frontend/vite.config.ts
index a538ced..19d7f07 100644
--- a/frontend/vite.config.ts
+++ b/frontend/vite.config.ts
@@ -44,6 +44,7 @@ export default defineConfig({
   server: {
     host: '0.0.0.0',
     port: 5173,
+    allowedHosts: ['capakraken.hartmut-noerenberg.com'],
     proxy: {
       '/api': {
         target: process.env.VITE_API_URL || 'http://localhost:8888',