diff --git a/erpnext/public/js/controllers/taxes_and_totals.js b/erpnext/public/js/controllers/taxes_and_totals.js
index 5209295..fc1b4f5 100644
--- a/erpnext/public/js/controllers/taxes_and_totals.js
+++ b/erpnext/public/js/controllers/taxes_and_totals.js
@@ -272,7 +272,7 @@
 					// in tax.total, accumulate grand total for each item
 					tax.total = me.set_cumulative_total(i, tax);
 
-					this.set_in_company_currency(tax,
+					me.set_in_company_currency(tax,
 						["total", "tax_amount", "tax_amount_after_discount_amount"]);
 
 					// adjust Discount Amount loss in last tax iteration