diff --git a/packages/backend/src/core/AccountMoveService.ts b/packages/backend/src/core/AccountMoveService.ts
index 24d11f29ff..69824ca69f 100644
--- a/packages/backend/src/core/AccountMoveService.ts
+++ b/packages/backend/src/core/AccountMoveService.ts
@@ -96,7 +96,7 @@ export class AccountMoveService {
 
 		// Publish meUpdated event
 		const iObj = await this.userEntityService.pack(src.id, src, { schema: 'MeDetailed', includeSecrets: true });
-		this.globalEventService.publishMainStream(src.id, 'meUpdated', iObj);
+		this.globalEventService.publishMainStream(src.id, 'meUpdated');
 
 		// Unfollow after 24 hours
 		const followings = await this.followingsRepository.findBy({
diff --git a/packages/backend/src/core/GlobalEventService.ts b/packages/backend/src/core/GlobalEventService.ts
index 03646ff566..6311c1df02 100644
--- a/packages/backend/src/core/GlobalEventService.ts
+++ b/packages/backend/src/core/GlobalEventService.ts
@@ -57,7 +57,7 @@ export interface MainEventTypes {
 	follow: Packed<'UserDetailedNotMe'>;
 	followed: Packed<'UserLite'>;
 	unfollow: Packed<'UserDetailedNotMe'>;
-	meUpdated: Packed<'MeDetailed'>;
+	meUpdated: undefined;
 	pageEvent: {
 		pageId: MiPage['id'];
 		event: string;
diff --git a/packages/backend/src/core/UserFollowingService.ts b/packages/backend/src/core/UserFollowingService.ts
index 8963003057..8c544fc739 100644
--- a/packages/backend/src/core/UserFollowingService.ts
+++ b/packages/backend/src/core/UserFollowingService.ts
@@ -544,9 +544,7 @@ export class UserFollowingService implements OnModuleInit {
 		if (this.userEntityService.isLocalUser(followee)) {
 			this.userEntityService.pack(follower.id, followee).then(packed => this.globalEventService.publishMainStream(followee.id, 'receiveFollowRequest', packed));
 
-			this.userEntityService.pack(followee.id, followee, {
-				schema: 'MeDetailed',
-			}).then(packed => this.globalEventService.publishMainStream(followee.id, 'meUpdated', packed));
+			this.globalEventService.publishMainStream(followee.id, 'meUpdated');
 
 			// 通知を作成
 			this.notificationService.createNotification(followee.id, 'receiveFollowRequest', {
@@ -592,9 +590,7 @@ export class UserFollowingService implements OnModuleInit {
 			followerId: follower.id,
 		});
 
-		this.userEntityService.pack(followee.id, followee, {
-			schema: 'MeDetailed',
-		}).then(packed => this.globalEventService.publishMainStream(followee.id, 'meUpdated', packed));
+		this.globalEventService.publishMainStream(followee.id, 'meUpdated');
 	}
 
 	@bindThis
@@ -619,9 +615,7 @@ export class UserFollowingService implements OnModuleInit {
 			this.deliverAccept(follower, followee as MiPartialLocalUser, request.requestId ?? undefined);
 		}
 
-		this.userEntityService.pack(followee.id, followee, {
-			schema: 'MeDetailed',
-		}).then(packed => this.globalEventService.publishMainStream(followee.id, 'meUpdated', packed));
+		this.globalEventService.publishMainStream(followee.id, 'meUpdated');
 	}
 
 	@bindThis
diff --git a/packages/backend/src/server/api/endpoints/i/2fa/done.ts b/packages/backend/src/server/api/endpoints/i/2fa/done.ts
index 2a30e8b0c3..c42d1facfd 100644
--- a/packages/backend/src/server/api/endpoints/i/2fa/done.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/done.ts
@@ -6,7 +6,6 @@
 import * as OTPAuth from 'otpauth';
 import { Inject, Injectable } from '@nestjs/common';
 import { Endpoint } from '@/server/api/endpoint-base.js';
-import { UserEntityService } from '@/core/entities/UserEntityService.js';
 import type { UserProfilesRepository } from '@/models/_.js';
 import { GlobalEventService } from '@/core/GlobalEventService.js';
 import { DI } from '@/di-symbols.js';
@@ -44,7 +43,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		@Inject(DI.userProfilesRepository)
 		private userProfilesRepository: UserProfilesRepository,
 
-		private userEntityService: UserEntityService,
 		private globalEventService: GlobalEventService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
@@ -76,10 +74,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			});
 
 			// Publish meUpdated event
-			this.globalEventService.publishMainStream(me.id, 'meUpdated', await this.userEntityService.pack(me.id, me, {
-				schema: 'MeDetailed',
-				includeSecrets: true,
-			}));
+			this.globalEventService.publishMainStream(me.id, 'meUpdated');
 
 			return {
 				backupCodes: backupCodes,
diff --git a/packages/backend/src/server/api/endpoints/i/2fa/key-done.ts b/packages/backend/src/server/api/endpoints/i/2fa/key-done.ts
index 65eece5b97..cd70693a10 100644
--- a/packages/backend/src/server/api/endpoints/i/2fa/key-done.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/key-done.ts
@@ -6,7 +6,6 @@
 import bcrypt from 'bcryptjs';
 import { Inject, Injectable } from '@nestjs/common';
 import { Endpoint } from '@/server/api/endpoint-base.js';
-import { UserEntityService } from '@/core/entities/UserEntityService.js';
 import { DI } from '@/di-symbols.js';
 import { GlobalEventService } from '@/core/GlobalEventService.js';
 import type { UserProfilesRepository, UserSecurityKeysRepository } from '@/models/_.js';
@@ -67,7 +66,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 
 		private webAuthnService: WebAuthnService,
 		private userAuthService: UserAuthService,
-		private userEntityService: UserEntityService,
 		private globalEventService: GlobalEventService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
@@ -110,10 +108,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 			});
 
 			// Publish meUpdated event
-			this.globalEventService.publishMainStream(me.id, 'meUpdated', await this.userEntityService.pack(me.id, me, {
-				schema: 'MeDetailed',
-				includeSecrets: true,
-			}));
+			this.globalEventService.publishMainStream(me.id, 'meUpdated');
 
 			return {
 				id: keyId,
diff --git a/packages/backend/src/server/api/endpoints/i/2fa/password-less.ts b/packages/backend/src/server/api/endpoints/i/2fa/password-less.ts
index bf039ccd16..8bc46d2ff1 100644
--- a/packages/backend/src/server/api/endpoints/i/2fa/password-less.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/password-less.ts
@@ -5,7 +5,6 @@
 
 import { Inject, Injectable } from '@nestjs/common';
 import { Endpoint } from '@/server/api/endpoint-base.js';
-import { UserEntityService } from '@/core/entities/UserEntityService.js';
 import type { UserProfilesRepository, UserSecurityKeysRepository } from '@/models/_.js';
 import { GlobalEventService } from '@/core/GlobalEventService.js';
 import { DI } from '@/di-symbols.js';
@@ -42,7 +41,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		@Inject(DI.userSecurityKeysRepository)
 		private userSecurityKeysRepository: UserSecurityKeysRepository,
 
-		private userEntityService: UserEntityService,
 		private globalEventService: GlobalEventService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
@@ -73,10 +71,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			});
 
 			// Publish meUpdated event
-			this.globalEventService.publishMainStream(me.id, 'meUpdated', await this.userEntityService.pack(me.id, me, {
-				schema: 'MeDetailed',
-				includeSecrets: true,
-			}));
+			this.globalEventService.publishMainStream(me.id, 'meUpdated');
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/i/2fa/remove-key.ts b/packages/backend/src/server/api/endpoints/i/2fa/remove-key.ts
index c350136eae..b411e066af 100644
--- a/packages/backend/src/server/api/endpoints/i/2fa/remove-key.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/remove-key.ts
@@ -7,7 +7,6 @@ import bcrypt from 'bcryptjs';
 import { Inject, Injectable } from '@nestjs/common';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import type { UserProfilesRepository, UserSecurityKeysRepository } from '@/models/_.js';
-import { UserEntityService } from '@/core/entities/UserEntityService.js';
 import { GlobalEventService } from '@/core/GlobalEventService.js';
 import { DI } from '@/di-symbols.js';
 import { ApiError } from '@/server/api/error.js';
@@ -46,7 +45,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		@Inject(DI.userProfilesRepository)
 		private userProfilesRepository: UserProfilesRepository,
 
-		private userEntityService: UserEntityService,
 		private userAuthService: UserAuthService,
 		private globalEventService: GlobalEventService,
 	) {
@@ -96,10 +94,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			}
 
 			// Publish meUpdated event
-			this.globalEventService.publishMainStream(me.id, 'meUpdated', await this.userEntityService.pack(me.id, me, {
-				schema: 'MeDetailed',
-				includeSecrets: true,
-			}));
+			this.globalEventService.publishMainStream(me.id, 'meUpdated');
 
 			return {};
 		});
diff --git a/packages/backend/src/server/api/endpoints/i/2fa/unregister.ts b/packages/backend/src/server/api/endpoints/i/2fa/unregister.ts
index b5a53cc889..fe718ef09a 100644
--- a/packages/backend/src/server/api/endpoints/i/2fa/unregister.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/unregister.ts
@@ -6,7 +6,6 @@
 import bcrypt from 'bcryptjs';
 import { Inject, Injectable } from '@nestjs/common';
 import { Endpoint } from '@/server/api/endpoint-base.js';
-import { UserEntityService } from '@/core/entities/UserEntityService.js';
 import type { UserProfilesRepository } from '@/models/_.js';
 import { GlobalEventService } from '@/core/GlobalEventService.js';
 import { DI } from '@/di-symbols.js';
@@ -42,7 +41,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		@Inject(DI.userProfilesRepository)
 		private userProfilesRepository: UserProfilesRepository,
 
-		private userEntityService: UserEntityService,
 		private userAuthService: UserAuthService,
 		private globalEventService: GlobalEventService,
 	) {
@@ -75,10 +73,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			});
 
 			// Publish meUpdated event
-			this.globalEventService.publishMainStream(me.id, 'meUpdated', await this.userEntityService.pack(me.id, me, {
-				schema: 'MeDetailed',
-				includeSecrets: true,
-			}));
+			this.globalEventService.publishMainStream(me.id, 'meUpdated');
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/i/2fa/update-key.ts b/packages/backend/src/server/api/endpoints/i/2fa/update-key.ts
index cfa07cc8d7..fe2a248742 100644
--- a/packages/backend/src/server/api/endpoints/i/2fa/update-key.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/update-key.ts
@@ -7,7 +7,6 @@ import bcrypt from 'bcryptjs';
 import { Inject, Injectable } from '@nestjs/common';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import type { UserSecurityKeysRepository } from '@/models/_.js';
-import { UserEntityService } from '@/core/entities/UserEntityService.js';
 import { GlobalEventService } from '@/core/GlobalEventService.js';
 import { DI } from '@/di-symbols.js';
 import { ApiError } from '../../../error.js';
@@ -47,7 +46,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		@Inject(DI.userSecurityKeysRepository)
 		private userSecurityKeysRepository: UserSecurityKeysRepository,
 
-		private userEntityService: UserEntityService,
 		private globalEventService: GlobalEventService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
@@ -68,10 +66,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			});
 
 			// Publish meUpdated event
-			this.globalEventService.publishMainStream(me.id, 'meUpdated', await this.userEntityService.pack(me.id, me, {
-				schema: 'MeDetailed',
-				includeSecrets: true,
-			}));
+			this.globalEventService.publishMainStream(me.id, 'meUpdated');
 
 			return {};
 		});
diff --git a/packages/backend/src/server/api/endpoints/i/update-email.ts b/packages/backend/src/server/api/endpoints/i/update-email.ts
index da1faee30d..aafd99c0eb 100644
--- a/packages/backend/src/server/api/endpoints/i/update-email.ts
+++ b/packages/backend/src/server/api/endpoints/i/update-email.ts
@@ -122,7 +122,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			});
 
 			// Publish meUpdated event
-			this.globalEventService.publishMainStream(me.id, 'meUpdated', iObj);
+			this.globalEventService.publishMainStream(me.id, 'meUpdated');
 
 			if (ps.email != null) {
 				const code = secureRndstr(16, { chars: L_CHARS });
diff --git a/packages/backend/src/server/api/endpoints/i/update.ts b/packages/backend/src/server/api/endpoints/i/update.ts
index d3eeb75b27..90672339b1 100644
--- a/packages/backend/src/server/api/endpoints/i/update.ts
+++ b/packages/backend/src/server/api/endpoints/i/update.ts
@@ -527,7 +527,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			this.cacheService.userProfileCache.set(user.id, updatedProfile);
 
 			// Publish meUpdated event
-			this.globalEventService.publishMainStream(user.id, 'meUpdated', iObj);
+			this.globalEventService.publishMainStream(user.id, 'meUpdated');
 
 			// 鍵垢を解除したとき、溜まっていたフォローリクエストがあるならすべて承認
 			if (user.isLocked && ps.isLocked === false) {
diff --git a/packages/frontend/src/account.ts b/packages/frontend/src/account.ts
index 36186ecac1..aed128521e 100644
--- a/packages/frontend/src/account.ts
+++ b/packages/frontend/src/account.ts
@@ -22,7 +22,7 @@ type Account = Misskey.entities.MeDetailed & { token: string };
 const accountData = miLocalStorage.getItem('account');
 
 // TODO: 外部からはreadonlyに
-export const $i = accountData ? reactive(JSON.parse(accountData) as Account) : null;
+export let $i = accountData ? reactive(JSON.parse(accountData) as Account) : null;
 
 export const iAmModerator = $i != null && ($i.isAdmin === true || $i.isModerator === true);
 export const iAmAdmin = $i != null && $i.isAdmin;
@@ -178,10 +178,18 @@ export function updateAccount(accountData: Account) {
 
 export function updateAccountPartial(accountData: Partial<Account>) {
 	if (!$i) return;
-	for (const [key, value] of Object.entries(accountData)) {
-		$i[key] = value;
+
+	if (accountData === null) {
+		void fetchAccount($i.token).then((accountData) => {
+			$i = accountData;
+			miLocalStorage.setItem('account', JSON.stringify($i));
+		});
+	} else {
+		for (const [key, value] of Object.entries(accountData)) {
+			$i[key] = value;
+		}
+		miLocalStorage.setItem('account', JSON.stringify($i));
 	}
-	miLocalStorage.setItem('account', JSON.stringify($i));
 }
 
 export async function refreshAccount() {
diff --git a/packages/frontend/src/boot/main-boot.ts b/packages/frontend/src/boot/main-boot.ts
index 2bf9029479..89281d1243 100644
--- a/packages/frontend/src/boot/main-boot.ts
+++ b/packages/frontend/src/boot/main-boot.ts
@@ -11,7 +11,7 @@ import { i18n } from '@/i18n.js';
 import { alert, confirm, popup, post, toast } from '@/os.js';
 import { useStream } from '@/stream.js';
 import * as sound from '@/scripts/sound.js';
-import { $i, signout, updateAccountPartial } from '@/account.js';
+import { $i, refreshAccount, signout, updateAccountPartial } from '@/account.js';
 import { instance } from '@/instance.js';
 import { ColdDeviceStorage, defaultStore } from '@/store.js';
 import { reactionPicker } from '@/scripts/reaction-picker.js';
@@ -320,8 +320,8 @@ export async function mainBoot() {
 		const main = markRaw(stream.useChannel('main', null, 'System'));
 
 		// 自分の情報が更新されたとき
-		main.on('meUpdated', i => {
-			updateAccountPartial(i);
+		main.on('meUpdated', () => {
+			refreshAccount();
 		});
 
 		main.on('readAllNotifications', () => {