diff --git a/erpnext/setup/doctype/currency_exchange/currency_exchange.js b/erpnext/setup/doctype/currency_exchange/currency_exchange.js
index 82f0e22ee61..d4501e5d0da 100644
--- a/erpnext/setup/doctype/currency_exchange/currency_exchange.js
+++ b/erpnext/setup/doctype/currency_exchange/currency_exchange.js
@@ -1,30 +1,32 @@
 // Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
 // License: GNU General Public License v3. See license.txt
 
-extend_cscript(cur_frm.cscript, {
-	onload: function () {
-		if (cur_frm.doc.__islocal) {
-			cur_frm.set_value("to_currency", frappe.defaults.get_global_default("currency"));
+frappe.ui.form.on("Currency Exchange", {
+	onload: function (frm) {
+		if (frm.doc.__islocal) {
+			frm.set_value("to_currency", frappe.defaults.get_global_default("currency"));
 		}
 	},
 
-	refresh: function () {
-		cur_frm.cscript.set_exchange_rate_label();
+	refresh: function (frm) {
+		// Don't trigger on Quick Entry form
+		if (typeof frm.is_dialog === "undefined") {
+			frm.trigger("set_exchange_rate_label");
+		}
 	},
 
-	from_currency: function () {
-		cur_frm.cscript.set_exchange_rate_label();
+	from_currency: function (frm) {
+		frm.trigger("set_exchange_rate_label");
 	},
 
-	to_currency: function () {
-		cur_frm.cscript.set_exchange_rate_label();
+	to_currency: function (frm) {
+		frm.trigger("set_exchange_rate_label");
 	},
-
-	set_exchange_rate_label: function () {
-		if (cur_frm.doc.from_currency && cur_frm.doc.to_currency) {
-			var default_label = __(frappe.meta.docfield_map[cur_frm.doctype]["exchange_rate"].label);
-			cur_frm.fields_dict.exchange_rate.set_label(
-				default_label + repl(" (1 %(from_currency)s = [?] %(to_currency)s)", cur_frm.doc)
+	set_exchange_rate_label: function (frm) {
+		if (frm.doc.from_currency && frm.doc.to_currency) {
+			var default_label = __(frappe.meta.docfield_map[frm.doctype]["exchange_rate"].label);
+			frm.fields_dict.exchange_rate.set_label(
+				default_label + repl(" (1 %(from_currency)s = [?] %(to_currency)s)", frm.doc)
 			);
 		}
 	},