diff --git a/erpnext/selling/doctype/customer/customer.py b/erpnext/selling/doctype/customer/customer.py
index 6571ecb..02667e8 100644
--- a/erpnext/selling/doctype/customer/customer.py
+++ b/erpnext/selling/doctype/customer/customer.py
@@ -268,9 +268,11 @@
 	target_doc.run_method("set_other_charges")
 	target_doc.run_method("calculate_taxes_and_totals")
 
-	price_list = frappe.get_value("Customer", source_name, 'default_price_list')
+	price_list, currency = frappe.db.get_value("Customer", {'name': source_name}, ['default_price_list', 'default_currency'])
 	if price_list:
 		target_doc.selling_price_list = price_list
+	if currency:
+		target_doc.currency = currency
 
 	return target_doc