diff --git a/packages/backend/src/core/AccountUpdateService.ts b/packages/backend/src/core/AccountUpdateService.ts
index fd790913b4..5102d0508d 100644
--- a/packages/backend/src/core/AccountUpdateService.ts
+++ b/packages/backend/src/core/AccountUpdateService.ts
@@ -30,6 +30,8 @@ export class AccountUpdateService implements OnModuleInit {
 	}
 
 	async onModuleInit() {
+		// Circular dependency
+		// AccountUpdateService - ApDeliverManagerSevice( - DeliverManager) - UserKeypairService - AccountUpdateService
 		this.apDeliverManagerService = this.moduleRef.get(ApDeliverManagerService.name);
 	}
 
diff --git a/packages/backend/src/core/UserKeypairService.ts b/packages/backend/src/core/UserKeypairService.ts
index c27f8fc71a..34199a68f4 100644
--- a/packages/backend/src/core/UserKeypairService.ts
+++ b/packages/backend/src/core/UserKeypairService.ts
@@ -13,6 +13,7 @@ import type { MiUserKeypair } from '@/models/UserKeypair.js';
 import { DI } from '@/di-symbols.js';
 import { bindThis } from '@/decorators.js';
 import { GlobalEventService, GlobalEvents } from '@/core/GlobalEventService.js';
+import { AccountUpdateService } from '@/core/AccountUpdateService.js';
 
 @Injectable()
 export class UserKeypairService implements OnApplicationShutdown {
@@ -27,6 +28,7 @@ export class UserKeypairService implements OnApplicationShutdown {
 		private userKeypairsRepository: UserKeypairsRepository,
 
 		private globalEventService: GlobalEventService,
+		private accountUpdateService: AccountUpdateService,
 	) {
 		this.cache = new RedisKVCache<MiUserKeypair>(this.redisClient, 'userKeypair', {
 			lifetime: 1000 * 60 * 60 * 24, // 24h
@@ -54,12 +56,15 @@ export class UserKeypairService implements OnApplicationShutdown {
 		await this.refresh(userId);
 		const keypair = await this.cache.fetch(userId);
 		if (keypair.ed25519PublicKey != null) return;
+
 		const ed25519 = await genEd25519KeyPair();
 		await this.userKeypairsRepository.update({ userId }, {
 			ed25519PublicKey: ed25519.publicKey,
 			ed25519PrivateKey: ed25519.privateKey,
 		});
 		this.globalEventService.publishInternalEvent('userKeypairUpdated', { userId });
+		// リモートに配信
+		await this.accountUpdateService.publishToFollowers(userId, true);
 	}
 
 	@bindThis
diff --git a/packages/backend/src/core/activitypub/ApDeliverManagerService.ts b/packages/backend/src/core/activitypub/ApDeliverManagerService.ts
index cf3dce465e..1ba6416ad4 100644
--- a/packages/backend/src/core/activitypub/ApDeliverManagerService.ts
+++ b/packages/backend/src/core/activitypub/ApDeliverManagerService.ts
@@ -13,7 +13,6 @@ import { bindThis } from '@/decorators.js';
 import type { IActivity } from '@/core/activitypub/type.js';
 import { ThinUser } from '@/queue/types.js';
 import { UserKeypairService } from '../UserKeypairService.js';
-import { AccountUpdateService } from '@/core/AccountUpdateService.js';
 
 interface IRecipe {
 	type: string;
@@ -51,7 +50,6 @@ class DeliverManager {
 		private userKeypairService: UserKeypairService,
 		private followingsRepository: FollowingsRepository,
 		private queueService: QueueService,
-		private accountUpdateService: AccountUpdateService,
 
 		actor: { id: MiUser['id']; host: null; },
 		activity: IActivity | null,
@@ -113,8 +111,6 @@ class DeliverManager {
 			 * ed25519の署名がなければ追加する
 			 */
 			await this.userKeypairService.refreshAndprepareEd25519KeyPair(this.actor.id);
-			// リモートに配信
-			await this.accountUpdateService.publishToFollowers(this.actor.id, true);
 		}
 		//#endregion
 
@@ -169,7 +165,6 @@ export class ApDeliverManagerService {
 
 		private userKeypairService: UserKeypairService,
 		private queueService: QueueService,
-		private accountUpdateService: AccountUpdateService,
 	) {
 	}
 
@@ -185,7 +180,6 @@ export class ApDeliverManagerService {
 			this.userKeypairService,
 			this.followingsRepository,
 			this.queueService,
-			this.accountUpdateService,
 			actor,
 			activity,
 		);
@@ -205,7 +199,6 @@ export class ApDeliverManagerService {
 			this.userKeypairService,
 			this.followingsRepository,
 			this.queueService,
-			this.accountUpdateService,
 			actor,
 			activity,
 		);
@@ -219,7 +212,6 @@ export class ApDeliverManagerService {
 			this.userKeypairService,
 			this.followingsRepository,
 			this.queueService,
-			this.accountUpdateService,
 			actor,
 			activity,
 		);