diff --git a/packages/backend/src/remote/activitypub/kernel/announce/note.ts b/packages/backend/src/remote/activitypub/kernel/announce/note.ts
index 052751c65..759cb4ae8 100644
--- a/packages/backend/src/remote/activitypub/kernel/announce/note.ts
+++ b/packages/backend/src/remote/activitypub/kernel/announce/note.ts
@@ -53,7 +53,7 @@ export default async function(resolver: Resolver, actor: CacheableRemoteUser, ac
 			throw e;
 		}
 
-		if (!await Notes.isVisibleForMe(renote, actor)) return 'skip: invalid actor for this activity';
+		if (!await Notes.isVisibleForMe(renote, actor.id)) return 'skip: invalid actor for this activity';
 
 		logger.info(`Creating the (Re)Note: ${uri}`);
 
diff --git a/packages/backend/src/services/note/reaction/create.ts b/packages/backend/src/services/note/reaction/create.ts
index 5cb7ebdcd..83d302826 100644
--- a/packages/backend/src/services/note/reaction/create.ts
+++ b/packages/backend/src/services/note/reaction/create.ts
@@ -28,7 +28,7 @@ export default async (user: { id: User['id']; host: User['host']; }, note: Note,
 	}
 
 	// check visibility
-	if (!await Notes.isVisibleForMe(note, user)) {
+	if (!await Notes.isVisibleForMe(note, user.id)) {
 		throw new IdentifiableError('68e9d2d1-48bf-42c2-b90a-b20e09fd3d48', 'Note not accessible for you.');
 	}