diff --git a/erpnext/patches.txt b/erpnext/patches.txt
index a4c5ea1ff8f..624230e0171 100644
--- a/erpnext/patches.txt
+++ b/erpnext/patches.txt
@@ -468,4 +468,5 @@ erpnext.patches.v15_0.replace_http_with_https_in_sales_partner
 erpnext.patches.v16_0.migrate_asset_type_checkboxes_to_select
 erpnext.patches.v15_0.delete_quotation_lost_record_detail
 erpnext.patches.v16_0.add_portal_redirects
-erpnext.patches.v16_0.complete_onboarding_steps_for_older_sites #2
\ No newline at end of file
+erpnext.patches.v16_0.update_order_qty_and_requested_qty_based_on_mr_and_po
+erpnext.patches.v16_0.complete_onboarding_steps_for_older_sites #2
diff --git a/erpnext/patches/v16_0/update_order_qty_and_requested_qty_based_on_mr_and_po.py b/erpnext/patches/v16_0/update_order_qty_and_requested_qty_based_on_mr_and_po.py
new file mode 100644
index 00000000000..59a84ec11d0
--- /dev/null
+++ b/erpnext/patches/v16_0/update_order_qty_and_requested_qty_based_on_mr_and_po.py
@@ -0,0 +1,33 @@
+import frappe
+from frappe.query_builder import DocType
+from frappe.query_builder.functions import Sum
+
+
+def execute():
+	PurchaseOrderItem = DocType("Purchase Order Item")
+	MaterialRequestItem = DocType("Material Request Item")
+
+	poi_query = (
+		frappe.qb.from_(PurchaseOrderItem)
+		.select(PurchaseOrderItem.sales_order_item, Sum(PurchaseOrderItem.stock_qty))
+		.where(PurchaseOrderItem.sales_order_item.isnotnull() & PurchaseOrderItem.docstatus == 1)
+		.groupby(PurchaseOrderItem.sales_order_item)
+	)
+
+	mri_query = (
+		frappe.qb.from_(MaterialRequestItem)
+		.select(MaterialRequestItem.sales_order_item, Sum(MaterialRequestItem.stock_qty))
+		.where(MaterialRequestItem.sales_order_item.isnotnull() & MaterialRequestItem.docstatus == 1)
+		.groupby(MaterialRequestItem.sales_order_item)
+	)
+
+	poi_data = poi_query.run()
+	mri_data = mri_query.run()
+
+	updates_against_poi = {data[0]: {"ordered_qty": data[1]} for data in poi_data}
+	updates_against_mri = {data[0]: {"requested_qty": data[1], "ordered_qty": 0} for data in mri_data}
+
+	frappe.db.auto_commit_on_many_writes = 1
+	frappe.db.bulk_update("Sales Order Item", updates_against_mri)
+	frappe.db.bulk_update("Sales Order Item", updates_against_poi)
+	frappe.db.auto_commit_on_many_writes = 0
diff --git a/erpnext/selling/doctype/sales_order_item/sales_order_item.json b/erpnext/selling/doctype/sales_order_item/sales_order_item.json
index 312b882a7df..e6f8ac8696f 100644
--- a/erpnext/selling/doctype/sales_order_item/sales_order_item.json
+++ b/erpnext/selling/doctype/sales_order_item/sales_order_item.json
@@ -95,6 +95,7 @@
   "ordered_qty",
   "planned_qty",
   "production_plan_qty",
+  "requested_qty",
   "column_break_69",
   "work_order_qty",
   "delivered_qty",
@@ -1010,6 +1011,14 @@
    "fieldtype": "Float",
    "label": "Finished Good Qty",
    "mandatory_depends_on": "eval:parent.is_subcontracted"
+  },
+  {
+   "fieldname": "requested_qty",
+   "fieldtype": "Float",
+   "label": "Requested Qty",
+   "no_copy": 1,
+   "print_hide": 1,
+   "read_only": 1
   }
  ],
  "grid_page_length": 50,
diff --git a/erpnext/selling/doctype/sales_order_item/sales_order_item.py b/erpnext/selling/doctype/sales_order_item/sales_order_item.py
index 9128f8a3e41..98298f22036 100644
--- a/erpnext/selling/doctype/sales_order_item/sales_order_item.py
+++ b/erpnext/selling/doctype/sales_order_item/sales_order_item.py
@@ -80,6 +80,7 @@ class SalesOrderItem(Document):
 		quotation_item: DF.Data | None
 		rate: DF.Currency
 		rate_with_margin: DF.Currency
+		requested_qty: DF.Float
 		reserve_stock: DF.Check
 		returned_qty: DF.Float
 		stock_qty: DF.Float
diff --git a/erpnext/stock/doctype/material_request/material_request.py b/erpnext/stock/doctype/material_request/material_request.py
index 5c383cb469e..b4e6101aa0d 100644
--- a/erpnext/stock/doctype/material_request/material_request.py
+++ b/erpnext/stock/doctype/material_request/material_request.py
@@ -92,7 +92,7 @@ class MaterialRequest(BuyingController):
 			{
 				"source_dt": "Material Request Item",
 				"target_dt": "Sales Order Item",
-				"target_field": "ordered_qty",
+				"target_field": "requested_qty",
 				"target_parent_dt": "Sales Order",
 				"target_parent_field": "",
 				"join_field": "sales_order_item",
@@ -282,6 +282,8 @@ class MaterialRequest(BuyingController):
 	def on_cancel(self):
 		self.update_requested_qty_in_production_plan(cancel=True)
 		self.update_requested_qty()
+		if self.material_request_type == "Purchase":
+			self.update_prevdoc_status()
 
 	def get_mr_items_ordered_qty(self, mr_items):
 		mr_items_ordered_qty = {}