diff --git a/packages/backend/src/models/Notification.ts b/packages/backend/src/models/Notification.ts
index 0b4eeb3455..fffd7fb4c3 100644
--- a/packages/backend/src/models/Notification.ts
+++ b/packages/backend/src/models/Notification.ts
@@ -60,6 +60,11 @@ export type MiNotification = {
 	createdAt: string;
 	notifierId: MiUser['id'];
 	noteId: MiNote['id'];
+} | {
+	type: 'scheduledNotePosted';
+	id: string;
+	createdAt: string;
+	noteId: MiNote['id'];
 } | {
 	type: 'receiveFollowRequest';
 	id: string;