diff --git a/config/services.yml b/config/services.yml
index c3e892b..1f94b7b 100644
--- a/config/services.yml
+++ b/config/services.yml
@@ -40,6 +40,7 @@ services:
     phpbb.wpn.ucp.controller.webpush:
         class: phpbb\webpushnotifications\ucp\controller\webpush
         arguments:
+            - '@config'
             - '@controller.helper'
             - '@dbal.conn'
             - '@phpbb.wpn.form_helper'
diff --git a/notification/method/webpush.php b/notification/method/webpush.php
index aba2e37..847a606 100644
--- a/notification/method/webpush.php
+++ b/notification/method/webpush.php
@@ -221,6 +221,7 @@ protected function notify_using_webpush(): void
 			$data = [
 				'item_id'	=> $notification->item_id,
 				'type_id'	=> $notification->notification_type_id,
+				'version'	=> $this->config['assets_version'],
 			];
 			$json_data = json_encode($data);
 
diff --git a/styles/all/template/push_worker.js.twig b/styles/all/template/push_worker.js.twig
index 8d6ec3c..f2807cb 100644
--- a/styles/all/template/push_worker.js.twig
+++ b/styles/all/template/push_worker.js.twig
@@ -1,3 +1,18 @@
+/**
+ * Event listener for install event
+ */
+self.addEventListener('install', () => {
+	// Call to ensure service worker is correctly updated
+	self.skipWaiting();
+});
+
+/**
+ * Event listener for activate event
+ */
+self.addEventListener('activate', event => {
+	event.waitUntil(self.clients.claim());
+});
+
 /**
  * Event listener for push event
  */
@@ -7,17 +22,25 @@ self.addEventListener('push', event => {
 	}
 
 	let itemId = 0;
-	let	typeId = 0;
+	let typeId = 0;
+	let notificationVersion = 5;
 	try {
 		const notificationData = event.data.json();
 		itemId = notificationData.item_id;
 		typeId = notificationData.type_id;
+		notificationVersion = parseInt(notificationData.version, 10);
 	} catch {
 		self.registration.showNotification(event.data.text());
 		return;
 	}
 
 	const getNotificationUrl = '{{ U_WEBPUSH_GET_NOTIFICATION }}';
+	const assetsVersion = parseInt('{{ ASSETS_VERSION }}', 10);
+
+	// Force update if versions differ
+	if (assetsVersion !== notificationVersion) {
+		self.registration.update();
+	}
 
 	const formData = new FormData();
 	formData.append('item_id', itemId.toString(10));
diff --git a/styles/all/template/ucp_notifications_webpush.html b/styles/all/template/ucp_notifications_webpush.html
index c93cebb..16ebf96 100644
--- a/styles/all/template/ucp_notifications_webpush.html
+++ b/styles/all/template/ucp_notifications_webpush.html
@@ -18,5 +18,4 @@
 </script>
 
 {% INCLUDEJS '@phpbb_webpushnotifications/webpush.js' %}
-{% INCLUDEJS '@phpbb_webpushnotifications/update_worker.js' %}
 {% INCLUDECSS '@phpbb_webpushnotifications/phpbb_wpn.css' %}
diff --git a/styles/all/template/update_worker.js b/styles/all/template/update_worker.js
deleted file mode 100644
index 937c3be..0000000
--- a/styles/all/template/update_worker.js
+++ /dev/null
@@ -1,29 +0,0 @@
-'use strict';
-
-/* global phpbbWebpushOptions, domReady */
-function webpushWorkerUpdate() {
-	if ('serviceWorker' in navigator) {
-		navigator.serviceWorker.getRegistration(phpbbWebpushOptions.serviceWorkerUrl)
-			.then((registration) => {
-				registration.update();
-			})
-			.catch(error => {
-				// Service worker could not be updated
-				console.info(error);
-			});
-	}
-}
-// Do not redeclare function if exist
-if (typeof domReady === 'undefined') {
-	window.domReady = function(callBack) {
-		if (document.readyState === 'loading') {
-			document.addEventListener('DOMContentLoaded', callBack);
-		} else {
-			callBack();
-		}
-	};
-}
-
-domReady(() => {
-	webpushWorkerUpdate();
-});
diff --git a/ucp/controller/webpush.php b/ucp/controller/webpush.php
index 77406db..9d8eb63 100644
--- a/ucp/controller/webpush.php
+++ b/ucp/controller/webpush.php
@@ -10,6 +10,7 @@
 
 namespace phpbb\webpushnotifications\ucp\controller;
 
+use phpbb\config\config;
 use phpbb\controller\helper as controller_helper;
 use phpbb\db\driver\driver_interface;
 use phpbb\exception\http_exception;
@@ -31,6 +32,9 @@ class webpush
 	/** @var string UCP form token name */
 	public const FORM_TOKEN_UCP = 'ucp_webpush';
 
+	/** @var config */
+	protected $config;
+
 	/** @var controller_helper */
 	protected $controller_helper;
 
@@ -61,6 +65,7 @@ class webpush
 	/**
 	 * Constructor for webpush controller
 	 *
+	 * @param config $config
 	 * @param controller_helper $controller_helper
 	 * @param driver_interface $db
 	 * @param form_helper $form_helper
@@ -71,9 +76,10 @@ class webpush
 	 * @param string $notification_webpush_table
 	 * @param string $push_subscriptions_table
 	 */
-	public function __construct(controller_helper $controller_helper, driver_interface $db, form_helper $form_helper, path_helper $path_helper,
+	public function __construct(config $config, controller_helper $controller_helper, driver_interface $db, form_helper $form_helper, path_helper $path_helper,
 								request_interface $request, user $user, Environment $template, string $notification_webpush_table, string $push_subscriptions_table)
 	{
+		$this->config = $config;
 		$this->controller_helper = $controller_helper;
 		$this->db = $db;
 		$this->form_helper = $form_helper;
@@ -129,6 +135,7 @@ public function worker(): Response
 		// @todo: only work for logged in users, no anonymous & bot
 		$content = $this->template->render('@phpbb_webpushnotifications/push_worker.js.twig', [
 			'U_WEBPUSH_GET_NOTIFICATION'	=> $this->controller_helper->route('phpbb_webpushnotifications_ucp_push_get_notification_controller'),
+			'ASSETS_VERSION'				=> $this->config['assets_version'],
 		]);
 
 		$response = new Response($content);