diff --git a/erpnext/patches/v12_0/rename_bank_reconciliation_fields.py b/erpnext/patches/v12_0/rename_bank_reconciliation_fields.py
index 8918b9d..01b1dde 100644
--- a/erpnext/patches/v12_0/rename_bank_reconciliation_fields.py
+++ b/erpnext/patches/v12_0/rename_bank_reconciliation_fields.py
@@ -1,9 +1,12 @@
+# Copyright (c) 2020, Frappe and Contributors
+# License: GNU General Public License v3. See license.txt
+
 import frappe
 
 def _rename_single_field(**kwargs):
-	count = frappe.db.sql("SELECT COUNT(*) FROM tabSingles WHERE doctype='{doctype}' AND field='{new_name}';".format(**kwargs))[0][0]
+	count = frappe.db.sql("SELECT COUNT(*) FROM tabSingles WHERE doctype='{doctype}' AND field='{new_name}';".format(**kwargs))[0][0] #nosec
 	if count == 0:
-		frappe.db.sql("UPDATE tabSingles SET field='{new_name}' WHERE doctype='{doctype}' AND field='{old_name}';".format(**kwargs))
+		frappe.db.sql("UPDATE tabSingles SET field='{new_name}' WHERE doctype='{doctype}' AND field='{old_name}';".format(**kwargs)) #nosec
 
 def execute():
 	BR  = "Bank Reconciliation"