diff --git a/erpnext/selling/doctype/sales_order/sales_order.py b/erpnext/selling/doctype/sales_order/sales_order.py
index 05e4aa8..ffb6635 100755
--- a/erpnext/selling/doctype/sales_order/sales_order.py
+++ b/erpnext/selling/doctype/sales_order/sales_order.py
@@ -868,7 +868,8 @@
 			 		],
 					"field_no_map": [
 						"rate",
-						"price_list_rate"
+						"price_list_rate",
+						"item_tax_template"
 					],
 					"postprocess": update_item,
 					"condition": lambda doc: doc.ordered_qty < doc.qty and doc.supplier == supplier and doc.item_code in selected_items