diff --git a/erpnext/selling/doctype/quotation/quotation.py b/erpnext/selling/doctype/quotation/quotation.py
index 96092b15238..d7d39636935 100644
--- a/erpnext/selling/doctype/quotation/quotation.py
+++ b/erpnext/selling/doctype/quotation/quotation.py
@@ -247,7 +247,7 @@ def _make_sales_order(source_name, target_doc=None, ignore_permissions=False):
 			"Quotation": {"doctype": "Sales Order", "validation": {"docstatus": ["=", 1]}},
 			"Quotation Item": {
 				"doctype": "Sales Order Item",
-				"field_map": {"parent": "prevdoc_docname"},
+				"field_map": {"parent": "prevdoc_docname", "name": "quotation_item"},
 				"postprocess": update_item,
 				"condition": lambda doc: doc.qty > 0,
 			},
diff --git a/erpnext/selling/doctype/sales_order/sales_order.py b/erpnext/selling/doctype/sales_order/sales_order.py
index 1f3419fd5dd..9d6b161490f 100755
--- a/erpnext/selling/doctype/sales_order/sales_order.py
+++ b/erpnext/selling/doctype/sales_order/sales_order.py
@@ -193,6 +193,9 @@ class SalesOrder(SellingController):
 			{"Quotation": {"ref_dn_field": "prevdoc_docname", "compare_fields": [["company", "="]]}}
 		)
 
+		if cint(frappe.db.get_single_value("Selling Settings", "maintain_same_sales_rate")):
+			self.validate_rate_with_reference_doc([["Quotation", "prev_docname", "quotation_item"]])
+
 	def update_enquiry_status(self, prevdoc, flag):
 		enq = frappe.db.sql(
 			"select t2.prevdoc_docname from `tabQuotation` t1, `tabQuotation Item` t2 where t2.parent = t1.name and t1.name=%s",
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 ea0b25f41cc..8c7c5520a40 100644
--- a/erpnext/selling/doctype/sales_order_item/sales_order_item.json
+++ b/erpnext/selling/doctype/sales_order_item/sales_order_item.json
@@ -70,6 +70,7 @@
   "warehouse",
   "target_warehouse",
   "prevdoc_docname",
+  "quotation_item",
   "col_break4",
   "against_blanket_order",
   "blanket_order",
@@ -838,12 +839,20 @@
    "label": "Purchase Order Item",
    "print_hide": 1,
    "read_only": 1
+  },
+  {
+   "fieldname": "quotation_item",
+   "fieldtype": "Data",
+   "hidden": 1,
+   "label": "quotation_item",
+   "no_copy": 1,
+   "read_only": 1
   }
  ],
  "idx": 1,
  "istable": 1,
  "links": [],
- "modified": "2022-10-26 16:05:02.712705",
+ "modified": "2022-11-10 18:20:30.137455",
  "modified_by": "Administrator",
  "module": "Selling",
  "name": "Sales Order Item",