diff --git a/erpnext/selling/doctype/sales_order/sales_order.py b/erpnext/selling/doctype/sales_order/sales_order.py
index efe1f8e..7c0601e 100755
--- a/erpnext/selling/doctype/sales_order/sales_order.py
+++ b/erpnext/selling/doctype/sales_order/sales_order.py
@@ -1024,6 +1024,15 @@
 	]
 	items_to_map = list(set(items_to_map))
 
+	def is_drop_ship_order(target):
+		drop_ship = True
+		for item in target.items:
+			if not item.delivered_by_supplier:
+				drop_ship = False
+				break
+
+		return drop_ship
+
 	def set_missing_values(source, target):
 		target.supplier = ""
 		target.apply_discount_on = ""
@@ -1031,6 +1040,14 @@
 		target.discount_amount = 0.0
 		target.inter_company_order_reference = ""
 		target.shipping_rule = ""
+
+		if is_drop_ship_order(target):
+			target.customer = source.customer
+			target.customer_name = source.customer_name
+			target.shipping_address = source.shipping_address_name
+		else:
+			target.customer = target.customer_name = target.shipping_address = None
+
 		target.run_method("set_missing_values")
 		target.run_method("calculate_taxes_and_totals")
 
@@ -1057,11 +1074,9 @@
 					"contact_email",
 					"contact_person",
 					"taxes_and_charges",
+					"shipping_address",
 					"terms",
 				],
-				"field_map": [
-					["shipping_address_name", "shipping_address"],
-				],
 				"validation": {"docstatus": ["=", 1]},
 			},
 			"Sales Order Item": {