diff --git a/erpnext/public/js/utils.js b/erpnext/public/js/utils.js
index bd49b9a36aab48b8d211cdb1d5856556ef81111d..b9e37b083a64d238edc7c157b4123555431c207c 100755
--- a/erpnext/public/js/utils.js
+++ b/erpnext/public/js/utils.js
@@ -23,7 +23,7 @@ $.extend(erpnext, {
 	toggle_naming_series: function() {
 		if(cur_frm && cur_frm.fields_dict.naming_series) {
 			const naming_series = cur_frm.get_field("naming_series");
-			const options = naming_series.df.options.split("\n")
+			const options = typeof naming_series.df.options == 'object' ? naming_series.df.options : naming_series.df.options.split("\n")
 			if (cur_frm.doc.__islocal && !naming_series.value) {
 				cur_frm.set_value("naming_series", naming_series.default || options[0]);
 			}