diff --git a/erpnext/controllers/sales_and_purchase_return.py b/erpnext/controllers/sales_and_purchase_return.py
index f1184851c20..15e595a3ca1 100644
--- a/erpnext/controllers/sales_and_purchase_return.py
+++ b/erpnext/controllers/sales_and_purchase_return.py
@@ -531,7 +531,6 @@ def make_return_doc(doctype: str, source_name: str, target_doc=None, return_agai
 			target_doc.against_sales_order = source_doc.against_sales_order
 			target_doc.against_sales_invoice = source_doc.against_sales_invoice
 			target_doc.so_detail = source_doc.so_detail
-			target_doc.si_detail = source_doc.si_detail
 			target_doc.expense_account = source_doc.expense_account
 			target_doc.dn_detail = source_doc.name
 			if default_warehouse_for_sales_return:
diff --git a/erpnext/stock/doctype/delivery_note/delivery_note.py b/erpnext/stock/doctype/delivery_note/delivery_note.py
index 782d6a89c5e..f1fc54c751d 100644
--- a/erpnext/stock/doctype/delivery_note/delivery_note.py
+++ b/erpnext/stock/doctype/delivery_note/delivery_note.py
@@ -393,6 +393,9 @@ class DeliveryNote(SellingController):
 		)
 
 	def validate_sales_invoice_references(self):
+		if self.is_return:
+			return
+
 		self._validate_dependent_item_fields(
 			"against_sales_invoice", "si_detail", _("References to Sales Invoices are Incomplete")
 		)