diff --git a/erpnext/setup/doctype/currency/currency.py b/erpnext/setup/doctype/currency/currency.py
index 5be618b..abfbe19 100644
--- a/erpnext/setup/doctype/currency/currency.py
+++ b/erpnext/setup/doctype/currency/currency.py
@@ -17,8 +17,5 @@
 	company_currency = frappe.db.get_value("Company", company, "default_currency")
 
 	if not conversion_rate:
-		throw(_('%(conversion_rate_label)s is mandatory. Maybe Currency Exchange record is not created for %(from_currency)s to %(to_currency)s') % {
-			"conversion_rate_label": conversion_rate_label,
-			"from_currency": currency,
-			"to_currency": company_currency
-		})
+		throw(_("{0} is mandatory. Maybe Currency Exchange record is not created for {1} to {2}.").format(
+			conversion_rate_label, currency, company_currency))