diff --git a/packages/sw/src/scripts/create-notification.ts b/packages/sw/src/scripts/create-notification.ts
index c121b30be..e45c3f504 100644
--- a/packages/sw/src/scripts/create-notification.ts
+++ b/packages/sw/src/scripts/create-notification.ts
@@ -23,7 +23,7 @@ export async function createNotification<K extends keyof pushNotificationDataMap
 	const n = await composeNotification(data);
 
 	if (n) {
-		return self.registration.showNotification(...n);
+		return globalThis.registration.showNotification(...n);
 	} else {
 		console.error('Could not compose notification', data);
 		return createEmptyNotification();
@@ -239,7 +239,7 @@ export async function createEmptyNotification() {
 		const i18n = await swLang.i18n as I18n<any>;
 		const { t } = i18n;
 
-		await self.registration.showNotification(
+		await globalThis.registration.showNotification(
 			t('_notification.emptyPushNotificationMessage'),
 			{
 				silent: true,
@@ -253,8 +253,8 @@ export async function createEmptyNotification() {
 		setTimeout(async () => {
 			for (const n of
 				[
-					...(await self.registration.getNotifications({ tag: 'user_visible_auto_notification' })),
-					...(await self.registration.getNotifications({ tag: 'read_notification' })),
+					...(await globalThis.registration.getNotifications({ tag: 'user_visible_auto_notification' })),
+					...(await globalThis.registration.getNotifications({ tag: 'read_notification' })),
 				]
 			) {
 				n.close();
diff --git a/packages/sw/src/scripts/operations.ts b/packages/sw/src/scripts/operations.ts
index 4d693223b..8936a7763 100644
--- a/packages/sw/src/scripts/operations.ts
+++ b/packages/sw/src/scripts/operations.ts
@@ -51,11 +51,11 @@ export async function openClient(order: swMessageOrderType, url: string, loginId
 		return client;
 	}
 
-	return self.clients.openWindow(getUrlWithLoginId(url, loginId));
+	return globalThis.clients.openWindow(getUrlWithLoginId(url, loginId));
 }
 
 export async function findClient() {
-	const clients = await self.clients.matchAll({
+	const clients = await globalThis.clients.matchAll({
 		type: 'window',
 	});
 	for (const c of clients) {
diff --git a/packages/sw/src/sw.ts b/packages/sw/src/sw.ts
index c392d0323..f4d768547 100644
--- a/packages/sw/src/sw.ts
+++ b/packages/sw/src/sw.ts
@@ -6,7 +6,7 @@ import * as swos from '@/scripts/operations';
 import { acct as getAcct } from '@/filters/user';
 
 globalThis.addEventListener('install', ev => {
-	//ev.waitUntil(self.skipWaiting());
+	//ev.waitUntil(globalThis.skipWaiting());
 });
 
 globalThis.addEventListener('activate', ev => {
@@ -17,7 +17,7 @@ globalThis.addEventListener('activate', ev => {
 					.filter((v) => v !== swLang.cacheName)
 					.map(name => caches.delete(name)),
 			))
-			.then(() => self.clients.claim()),
+			.then(() => globalThis.clients.claim()),
 	);
 });
 
@@ -40,7 +40,7 @@ globalThis.addEventListener('fetch', ev => {
 
 globalThis.addEventListener('push', ev => {
 	// クライアント取得
-	ev.waitUntil(self.clients.matchAll({
+	ev.waitUntil(globalThis.clients.matchAll({
 		includeUncontrolled: true,
 		type: 'window',
 	}).then(async (clients: readonly WindowClient[]) => {
@@ -58,24 +58,24 @@ globalThis.addEventListener('push', ev => {
 
 				return createNotification(data);
 			case 'readAllNotifications':
-				for (const n of await self.registration.getNotifications()) {
+				for (const n of await globalThis.registration.getNotifications()) {
 					if (n?.data?.type === 'notification') n.close();
 				}
 				break;
 			case 'readAllAntennas':
-				for (const n of await self.registration.getNotifications()) {
+				for (const n of await globalThis.registration.getNotifications()) {
 					if (n?.data?.type === 'unreadAntennaNote') n.close();
 				}
 				break;
 			case 'readNotifications':
-				for (const n of await self.registration.getNotifications()) {
+				for (const n of await globalThis.registration.getNotifications()) {
 					if (data.body.notificationIds.includes(n.data.body.id)) {
 						n.close();
 					}
 				}
 				break;
 			case 'readAntenna':
-				for (const n of await self.registration.getNotifications()) {
+				for (const n of await globalThis.registration.getNotifications()) {
 					if (n?.data?.type === 'unreadAntennaNote' && data.body.antennaId === n.data.body.antenna.id) {
 						n.close();
 					}