diff --git a/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json b/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json
index b1da97d63467..2b6ffb752fff 100644
--- a/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json
+++ b/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json
@@ -470,6 +470,7 @@
    "fieldname": "material_request",
    "fieldtype": "Link",
    "label": "Material Request",
+   "mandatory_depends_on": "eval: doc.material_request_item",
    "no_copy": 1,
    "oldfieldname": "prevdoc_docname",
    "oldfieldtype": "Link",
@@ -485,6 +486,7 @@
    "fieldtype": "Data",
    "hidden": 1,
    "label": "Material Request Item",
+   "mandatory_depends_on": "eval: doc.material_request",
    "no_copy": 1,
    "oldfieldname": "prevdoc_detail_docname",
    "oldfieldtype": "Data",
@@ -914,7 +916,7 @@
  "index_web_pages_for_search": 1,
  "istable": 1,
  "links": [],
- "modified": "2023-10-27 15:50:42.655573",
+ "modified": "2023-11-06 11:00:53.596417",
  "modified_by": "Administrator",
  "module": "Buying",
  "name": "Purchase Order Item",