diff --git a/src/main/resources/web/auth.js b/src/main/resources/web/auth.js
index 4f9fb23..f233ae6 100644
--- a/src/main/resources/web/auth.js
+++ b/src/main/resources/web/auth.js
@@ -1,4 +1,6 @@
-navigator.serviceWorker.register("sw.js");
+// SW
+navigator.serviceWorker.register("sw.js")
+new BroadcastChannel('viaaas-notification').addEventListener("message", e => handleSWMsg(e));
 
 // Minecraft.id
 let urlParams = new URLSearchParams();
@@ -296,7 +298,6 @@ function handleSWMsg(event) {
     if (callback == null) return;
     callback(data.action);
 }
-navigator.serviceWorker.addEventListener("message", handleSWMsg);
 function authNotification(msg, yes, no) {
     if ((!pageBlur && !document.hidden) || Notification.permission != "granted") {
         if (confirm(msg)) yes(); else no();
diff --git a/src/main/resources/web/sw.js b/src/main/resources/web/sw.js
index 7bd7e13..dcdbc50 100644
--- a/src/main/resources/web/sw.js
+++ b/src/main/resources/web/sw.js
@@ -1,6 +1,8 @@
+// https://stackoverflow.com/questions/42127148/service-worker-communicate-to-clients
+let viac = new BroadcastChannel('viaaas-notification');
 self.addEventListener("notificationclick", event => {
   console.log("On notification click: " + event);
   event.preventDefault();
   event.notification.close();
-  self.clients.matchAll({type: "window"}).then(it => it.forEach(c => c.postMessage({tag: event.notification.tag, action: event.action})));
+  viac.postMessage({tag: event.notification.tag, action: event.action});
 });