Update rename_total_fields.py
diff --git a/erpnext/patches/v5_0/rename_total_fields.py b/erpnext/patches/v5_0/rename_total_fields.py
index cf95caa..93ab852 100644
--- a/erpnext/patches/v5_0/rename_total_fields.py
+++ b/erpnext/patches/v5_0/rename_total_fields.py
@@ -3,7 +3,7 @@
from __future__ import unicode_literals
import frappe
-from frappe.model import rename_field
+from frappe.model.utils import rename_field
from frappe.modules import scrub, get_doctype_module
selling_doctypes = ("Quotation", "Sales Order", "Delivery Note", "Sales Invoice")