diff --git a/frontend/vite.config.ts b/frontend/vite.config.ts
index 4828119..e8c9eb0 100644
--- a/frontend/vite.config.ts
+++ b/frontend/vite.config.ts
@@ -23,6 +23,7 @@ export default defineConfig({
   },
   preview: {
     port: 3000,
+    allowedHosts: ["kirche-einfach.jonas-miederer.com"],
     proxy: {
       "/api": {
         target: "http://api:8000",