diff --git a/src/remote/activitypub/renderer/delete.ts b/src/remote/activitypub/renderer/delete.ts
index f468a22e24..2a4e70e25e 100644
--- a/src/remote/activitypub/renderer/delete.ts
+++ b/src/remote/activitypub/renderer/delete.ts
@@ -1,4 +1,8 @@
-export default (object: any) => ({
+import config from '../../../config';
+import { ILocalUser } from "../../../models/user";
+
+export default (object: any, user: ILocalUser) => ({
 	type: 'Delete',
+	actor: `${config.url}/users/${user._id}`,
 	object
 });
diff --git a/src/services/note/delete.ts b/src/services/note/delete.ts
index d444b13a8b..d0e2b12b41 100644
--- a/src/services/note/delete.ts
+++ b/src/services/note/delete.ts
@@ -32,7 +32,7 @@ export default async function(user: IUser, note: INote) {
 
 	//#region ローカルの投稿なら削除アクティビティを配送
 	if (isLocalUser(user)) {
-		const content = pack(renderDelete(await renderNote(note)));
+		const content = pack(renderDelete(await renderNote(note), user));
 
 		const followings = await Following.find({
 			followeeId: user._id,