diff --git a/erpnext/buying/doctype/purchase_common/purchase_common.js b/erpnext/buying/doctype/purchase_common/purchase_common.js
index 032448f79f4..c3ef365f686 100644
--- a/erpnext/buying/doctype/purchase_common/purchase_common.js
+++ b/erpnext/buying/doctype/purchase_common/purchase_common.js
@@ -111,7 +111,7 @@ erpnext.buying.BuyingController = erpnext.TransactionController.extend({
 		var item = frappe.get_doc(cdt, cdn);
 		if(item.item_code && item.uom) {
 			return this.frm.call({
-				method: "erpnext.buying.utils.get_conversion_factor",
+				method: "erpnext.stock.get_item_details.get_conversion_factor",
 				child: item,
 				args: {
 					item_code: item.item_code,
@@ -144,7 +144,7 @@ erpnext.buying.BuyingController = erpnext.TransactionController.extend({
 		var item = frappe.get_doc(cdt, cdn);
 		if(item.item_code && item.warehouse) {
 			return this.frm.call({
-				method: "erpnext.buying.utils.get_projected_qty",
+				method: "erpnext.stock.get_item_details.get_projected_qty",
 				child: item,
 				args: {
 					item_code: item.item_code,
diff --git a/erpnext/selling/doctype/sales_order/sales_order.js b/erpnext/selling/doctype/sales_order/sales_order.js
index dce9916c517..06eb470318e 100644
--- a/erpnext/selling/doctype/sales_order/sales_order.js
+++ b/erpnext/selling/doctype/sales_order/sales_order.js
@@ -89,7 +89,7 @@ erpnext.selling.SalesOrderController = erpnext.selling.SellingController.extend(
 		var item = frappe.get_doc(cdt, cdn);
 		if(item.item_code && item.warehouse) {
 			return this.frm.call({
-				method: "erpnext.selling.utils.get_available_qty",
+				method: "erpnext.stock.get_item_details.get_available_qty",
 				child: item,
 				args: {
 					item_code: item.item_code,
diff --git a/erpnext/selling/sales_common.js b/erpnext/selling/sales_common.js
index b4841006e29..260fbe5ab98 100644
--- a/erpnext/selling/sales_common.js
+++ b/erpnext/selling/sales_common.js
@@ -215,7 +215,7 @@ erpnext.selling.SellingController = erpnext.TransactionController.extend({
 		var item = frappe.get_doc(cdt, cdn);
 		if(item.item_code && item.warehouse) {
 			return this.frm.call({
-				method: "erpnext.selling.utils.get_available_qty",
+				method: "erpnext.stock.get_item_details.get_available_qty",
 				child: item,
 				args: {
 					item_code: item.item_code,