diff --git a/erpnext/controllers/taxes_and_totals.py b/erpnext/controllers/taxes_and_totals.py
index b75b8b825c0..d5f86a15862 100644
--- a/erpnext/controllers/taxes_and_totals.py
+++ b/erpnext/controllers/taxes_and_totals.py
@@ -397,7 +397,7 @@ class calculate_taxes_and_totals(object):
 					net_total += item.net_amount
 
 					# discount amount rounding loss adjustment if no taxes
-					if (not taxes or self.doc.apply_discount_on == "Net Total") \
+					if (self.doc.apply_discount_on == "Net Total" or not taxes or total_for_discount_amount==self.doc.net_total) \
 						and i == len(self.doc.get("items")) - 1:
 							discount_amount_loss = flt(self.doc.net_total - net_total - self.doc.discount_amount,
 								self.doc.precision("net_total"))