diff --git a/src/queries/category-list.js b/src/queries/category-list.js
index 81cb881..5a5dba2 100644
--- a/src/queries/category-list.js
+++ b/src/queries/category-list.js
@@ -40,7 +40,7 @@ export async function getCategoryList({ cursor = 0, limit = 20, rootCategoryId =
     imghash: row.imgHash ?? null,
     imgsrc: row.imgHash ?? null,
     name: row.name,
-    pid: String(row.pid),
+    pid: row.pid === rootCategoryId ? '0' : String(row.pid),
     discounts: [],
     sort: String(row.sort),
     lastChanged: String(row.lastChanged),