diff --git a/lib/widget/po_line_detail.dart b/lib/widget/po_line_detail.dart
index 9391cdfc..b8ac8aaa 100644
--- a/lib/widget/po_line_detail.dart
+++ b/lib/widget/po_line_detail.dart
@@ -121,7 +121,10 @@ class _POLineDetailWidgetState extends RefreshableState<POLineDetailWidget> {
         "parent": "items",
         "nested": true,
       },
-      "location": {
+      "location": {},
+      "batch_code": {
+        "parent": "items",
+        "nested": true,
       },
       "barcode": {
         "parent": "items",