diff --git a/internal/modules/inventory/product-warehouses/repositories/product_warehouse.repository.go b/internal/modules/inventory/product-warehouses/repositories/product_warehouse.repository.go
index 8b33a852..ee92f6ab 100644
--- a/internal/modules/inventory/product-warehouses/repositories/product_warehouse.repository.go
+++ b/internal/modules/inventory/product-warehouses/repositories/product_warehouse.repository.go
@@ -93,7 +93,7 @@ func (r *ProductWarehouseRepositoryImpl) GetByCategoryCodeAndWarehouseID(ctx con
 		Joins("JOIN products ON products.id = product_warehouses.product_id").
 		Joins("JOIN product_categories ON product_categories.id = products.product_category_id").
 		Where("product_categories.code = ? AND product_warehouses.warehouse_id = ?", categoryCode, warehouseId).
-		Order("product_warehouses.created_at DESC")
+		Order("product_warehouses.id DESC")
 
 	// preload relations so nested Product and Warehouse are populated
 	err := q.Preload("Product").Preload("Warehouse").Find(&productWarehouses).Error
@@ -115,7 +115,7 @@ func (r *ProductWarehouseRepositoryImpl) GetLatestByCategoryCodeAndWarehouseID(c
 		Joins("JOIN products ON products.id = product_warehouses.product_id").
 		Joins("JOIN product_categories ON product_categories.id = products.product_category_id").
 		Where("product_categories.code = ? AND product_warehouses.warehouse_id = ?", categoryCode, warehouseId).
-		Order("product_warehouses.created_at DESC").
+		Order("product_warehouses.id DESC").
 		Preload("Product").Preload("Warehouse").
 		First(&productWarehouse).Error
 	if err != nil {