diff --git a/client/web/plugins/com.msgbyte.notify/src/notify.ts b/client/web/plugins/com.msgbyte.notify/src/notify.ts
index 62ddb214..e5d209f3 100644
--- a/client/web/plugins/com.msgbyte.notify/src/notify.ts
+++ b/client/web/plugins/com.msgbyte.notify/src/notify.ts
@@ -44,7 +44,7 @@ export function initNotify() {
                 tag: 'tailchat-message',
                 renotify: true,
               };
-              if (registration) {
+              if (registration && registration.showNotification) {
                 registration.showNotification(title, options);
               } else {
                 // fallback