diff --git a/erpnext/selling/doctype/sales_order/sales_order.py b/erpnext/selling/doctype/sales_order/sales_order.py
index 2299f2765fa..8bfada101ee 100755
--- a/erpnext/selling/doctype/sales_order/sales_order.py
+++ b/erpnext/selling/doctype/sales_order/sales_order.py
@@ -185,6 +185,8 @@ class SalesOrder(SellingController):
 		super().__init__(*args, **kwargs)
 
 	def onload(self) -> None:
+		super().onload()
+
 		if frappe.db.get_single_value("Stock Settings", "enable_stock_reservation"):
 			if self.has_unreserved_stock():
 				self.set_onload("has_unreserved_stock", True)
diff --git a/erpnext/stock/doctype/delivery_note/delivery_note.py b/erpnext/stock/doctype/delivery_note/delivery_note.py
index aa902cda2be..9a47266f9fb 100644
--- a/erpnext/stock/doctype/delivery_note/delivery_note.py
+++ b/erpnext/stock/doctype/delivery_note/delivery_note.py
@@ -209,6 +209,8 @@ class DeliveryNote(SellingController):
 			)
 
 	def onload(self):
+		super().onload()
+
 		if self.docstatus == 0:
 			self.set_onload("has_unpacked_items", self.has_unpacked_items())