chore: fix query
diff --git a/erpnext/controllers/accounts_controller.py b/erpnext/controllers/accounts_controller.py
index 19875fa..df80ef5 100644
--- a/erpnext/controllers/accounts_controller.py
+++ b/erpnext/controllers/accounts_controller.py
@@ -1472,7 +1472,7 @@
 			self.get("debit_to") if self.doctype == "Sales Invoice" else self.get("credit_to")
 		)
 		party_account_currency = get_account_currency(party_account)
-		allow_multi_currency_invoices_against_single_party_account = frappe.get_single_value(
+		allow_multi_currency_invoices_against_single_party_account = frappe.db.get_singles_value(
 			"Accounts Settings", "allow_multi_currency_invoices_against_single_party_account"
 		)