diff --git a/vite.config.ts b/vite.config.ts
index e0aa1e4d6a..c1d1c30f53 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -20,5 +20,8 @@ export default defineConfig({
 	},
 	optimizeDeps: {
 		exclude: ['moment', 'jquery']
-	}
+	},
+	server: {
+		cors: { origin: /^https?:\/\/(?:(?:[^:]+\.)?localhost|127\.0\.0\.1|\[::1\]|[^:]+\.pretix\.work)(?::\d+)?$/ },
+	},
 })