diff --git a/monitor.js b/monitor.js
index ad96899..86a7a74 100644
--- a/monitor.js
+++ b/monitor.js
@@ -314,6 +314,7 @@ const vite = await createViteServer({
   server:     {
     middlewareMode: true,
     hmr: { server: httpServer },
+    allowedHosts: ['moni.sebgreen.net'],
     watch: {
       ignored: ['**/tse_events.db*', '**/monitor.js', '**/node_modules/**']
     }