diff --git a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
index 023f4b0..f8b5179 100644
--- a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
+++ b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
@@ -531,7 +531,7 @@
 			# set pos values in items
 			for item in self.get("items"):
 				if item.get('item_code'):
-					profile_details = get_pos_profile_item_details(pos, frappe._dict(item.as_dict()), pos)
+					profile_details = get_pos_profile_item_details(pos, frappe._dict(item.as_dict()), pos, update_data=True)
 					for fname, val in iteritems(profile_details):
 						if (not for_validate) or (for_validate and not item.get(fname)):
 							item.set(fname, val)