diff --git a/erpnext/patches.txt b/erpnext/patches.txt
index ab96c014601..8080b3a7e9a 100644
--- a/erpnext/patches.txt
+++ b/erpnext/patches.txt
@@ -451,4 +451,5 @@ erpnext.patches.v15_0.migrate_old_item_wise_tax_detail_data_to_table
 erpnext.patches.v16_0.migrate_budget_records_to_new_structure
 erpnext.patches.v16_0.update_currency_exchange_settings_for_frankfurter #2025-12-11
 erpnext.patches.v16_0.migrate_account_freezing_settings_to_company
-erpnext.patches.v16_0.populate_budget_distribution_total
\ No newline at end of file
+erpnext.patches.v16_0.populate_budget_distribution_total
+erpnext.patches.v16_0.set_mr_picked_qty
\ No newline at end of file
diff --git a/erpnext/patches/v16_0/set_mr_picked_qty.py b/erpnext/patches/v16_0/set_mr_picked_qty.py
new file mode 100644
index 00000000000..3e4f19bee79
--- /dev/null
+++ b/erpnext/patches/v16_0/set_mr_picked_qty.py
@@ -0,0 +1,12 @@
+import frappe
+
+
+def execute():
+	if data := frappe.get_all(
+		"Pick List Item",
+		filters={"material_request_item": ["is", "set"], "docstatus": 1},
+		fields=["material_request_item", {"SUM": "picked_qty", "as": "picked_qty"}],
+		group_by="material_request_item",
+	):
+		data = {d.material_request_item: {"picked_qty": d.picked_qty} for d in data}
+		frappe.db.bulk_update("Material Request Item", data)
diff --git a/erpnext/stock/doctype/material_request/test_material_request.py b/erpnext/stock/doctype/material_request/test_material_request.py
index 578e1622cfb..34ff6c46208 100644
--- a/erpnext/stock/doctype/material_request/test_material_request.py
+++ b/erpnext/stock/doctype/material_request/test_material_request.py
@@ -6,7 +6,6 @@
 
 
 import frappe
-import frappe.model
 from frappe.tests import IntegrationTestCase
 from frappe.utils import flt, today
 
@@ -1004,6 +1003,25 @@ class TestMaterialRequest(IntegrationTestCase):
 		pl_for_pending = create_pick_list(mr.name)
 		self.assertEqual(pl_for_pending.locations[0].qty, 5)
 
+	def test_mr_pick_list_qty_validation(self):
+		"""Test for checking pick list qty validation from Material Request"""
+
+		mr = make_material_request(material_request_type="Material Transfer")
+		pl = create_pick_list(mr.name)
+		pl.locations[0].qty = 9
+		pl.locations[0].stock_qty = 9
+		pl.submit()
+
+		mr.reload()
+		self.assertEqual(mr.items[0].picked_qty, 9)
+
+		pl = create_pick_list(mr.name)
+		self.assertEqual(pl.locations[0].qty, 1)
+
+		pl.locations[0].qty = 2
+		pl.locations[0].stock_qty = 2
+		self.assertRaises(frappe.ValidationError, pl.submit)
+
 	def test_mr_status_with_partial_and_excess_end_transit(self):
 		material_request = make_material_request(
 			material_request_type="Material Transfer",