diff --git a/CHANGELOG.md b/CHANGELOG.md
index fd56700e1f..c8365367eb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,7 +18,7 @@
 - Fix: ユーザーのプロフィール画面をアドレス入力などで直接表示した際に概要タブの描画に失敗する問題の修正( #15032 )
 - Fix: 起動前の疎通チェックが機能しなくなっていた問題を修正  
   (Cherry-picked from https://activitypub.software/TransFem-org/Sharkey/-/merge_requests/737)
-
+- Fix: 連合OFFで投稿されたノートに対する冗長な処理を抑止 ( #15018 )
 
 ## 2024.11.0
 
diff --git a/packages/backend/src/core/NoteCreateService.ts b/packages/backend/src/core/NoteCreateService.ts
index 56ddcefd7c..088c15c898 100644
--- a/packages/backend/src/core/NoteCreateService.ts
+++ b/packages/backend/src/core/NoteCreateService.ts
@@ -677,7 +677,7 @@ export class NoteCreateService implements OnApplicationShutdown {
 			nm.notify();
 
 			//#region AP deliver
-			if (this.userEntityService.isLocalUser(user)) {
+			if (!data.localOnly && this.userEntityService.isLocalUser(user)) {
 				(async () => {
 					const noteActivity = await this.renderNoteOrRenoteActivity(data, note);
 					const dm = this.apDeliverManagerService.createDeliverManager(user, noteActivity);