diff --git a/src/components/video-player/player-magnet.svelte b/src/components/video-player/player-magnet.svelte
index ffd91d0..8c77d81 100644
--- a/src/components/video-player/player-magnet.svelte
+++ b/src/components/video-player/player-magnet.svelte
@@ -3,6 +3,7 @@
     import type { Link } from '../normalize-link';
     import Loader from '../loader.svelte';
     import { getStreamUrl } from '../../stores/web-torrent';
+    import { sleep } from '../../utils';
     import VideoPlayerNative from './video-player-native.svelte';
     import VideoSelectorBtn from '../video-selector-btn.svelte';
 
@@ -10,10 +11,6 @@
     export let currentTime: number;
     export let paused: boolean;
     export let muted: boolean;
-
-    const sleep = function(ms: number): Promise<void> {
-        return new Promise(resolve => setTimeout(resolve, ms));
-    };
 </script>
 
 {#if !navigator.serviceWorker}
diff --git a/src/stores/web-torrent.ts b/src/stores/web-torrent.ts
index 184f839..16cce16 100644
--- a/src/stores/web-torrent.ts
+++ b/src/stores/web-torrent.ts
@@ -1,5 +1,6 @@
-import { iceServers, webTorrentTrackers } from '../settings';
 import { readable, writable } from 'svelte/store';
+import { iceServers, webTorrentTrackers } from '../settings';
+import { sleep } from '../utils';
 
 // @ts-ignore
 window.WEBTORRENT_ANNOUNCE = null;
@@ -12,25 +13,16 @@ const initWebtorrent = async function () {
         return;
     }
 
-    const reg = await navigator.serviceWorker.register('/sw.min.js');
-    const worker = reg.active || reg.waiting || reg.installing as ServiceWorker;
+    await navigator.serviceWorker.register('/sw.min.js');
+    await navigator.serviceWorker.ready;
 
-    await new Promise<void>(resolve => {
-        function checkState (worker: any): boolean {
-            return worker.state === 'activated';
-        }
-        if (!checkState(worker)) {
-            worker.addEventListener('statechange', ({ target }) => {
-                if (checkState(target)) {
-                    isInitiated = true;
-                    resolve();
-                }
-            });
+    while (true) {
+        if ((await navigator.serviceWorker.getRegistration())?.active?.state === 'activated') {
+            return;
         } else {
-            isInitiated = true;
-            resolve();
+            await sleep(1000);
         }
-    });
+    }
 };
 
 const promise = async function (obj: any, f: any, ...arg: any) {
diff --git a/src/utils.ts b/src/utils.ts
index afdee4a..9b99d08 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -10,3 +10,6 @@ export const randomStr = function (length: number): string {
     return result;
 };
 
+export const sleep = function(ms: number): Promise<void> {
+  return new Promise(resolve => setTimeout(resolve, ms));
+};