diff --git a/frontend/lib/db.ts b/frontend/lib/db.ts
index add6a541..541dfa31 100644
--- a/frontend/lib/db.ts
+++ b/frontend/lib/db.ts
@@ -1,7 +1,7 @@
 import Dexie, { Table } from 'dexie';
 
 export interface Item {
-  id: number;
+  id?: number;
   barcode: string;
   name: string;
   category: string;