diff --git a/packages/backend/src/core/NotePiningService.ts b/packages/backend/src/core/NotePiningService.ts
index 52abb4c2a1..74e53c5c46 100644
--- a/packages/backend/src/core/NotePiningService.ts
+++ b/packages/backend/src/core/NotePiningService.ts
@@ -77,7 +77,7 @@ export class NotePiningService {
 		} as MiUserNotePining);
 
 		// Deliver to remote followers
-		if (this.userEntityService.isLocalUser(user)) {
+		if (this.userEntityService.isLocalUser(user) && !note.localOnly && ['public', 'home'].includes(note.visibility)) {
 			this.deliverPinnedChange(user.id, note.id, true);
 		}
 	}
@@ -105,7 +105,7 @@ export class NotePiningService {
 		});
 
 		// Deliver to remote followers
-		if (this.userEntityService.isLocalUser(user)) {
+		if (this.userEntityService.isLocalUser(user) && !note.localOnly && ['public', 'home'].includes(note.visibility)) {
 			this.deliverPinnedChange(user.id, noteId, false);
 		}
 	}
diff --git a/packages/backend/src/server/ActivityPubServerService.ts b/packages/backend/src/server/ActivityPubServerService.ts
index d61cbaf095..fb7afa64fc 100644
--- a/packages/backend/src/server/ActivityPubServerService.ts
+++ b/packages/backend/src/server/ActivityPubServerService.ts
@@ -370,8 +370,9 @@ export class ActivityPubServerService {
 			order: { id: 'DESC' },
 		});
 
-		const pinnedNotes = await Promise.all(pinings.map(pining =>
-			this.notesRepository.findOneByOrFail({ id: pining.noteId })));
+		const pinnedNotes = (await Promise.all(pinings.map(pining =>
+			this.notesRepository.findOneByOrFail({ id: pining.noteId }))))
+			.filter(note => !note.localOnly && ['public', 'home'].includes(note.visibility));
 
 		const renderedNotes = await Promise.all(pinnedNotes.map(note => this.apRendererService.renderNote(note)));