diff --git a/src/models/note.ts b/src/models/note.ts
index 3548d1b8e..a887cf1c8 100644
--- a/src/models/note.ts
+++ b/src/models/note.ts
@@ -270,6 +270,7 @@ export const pack = async (
 	delete _note._renote;
 	delete _note._files;
 	delete _note._replyIds;
+	delete _note.mentionedRemoteUsers;
 
 	if (_note.geo) delete _note.geo.type;