diff --git a/account_payment_term_discount/models/account_move.py b/account_payment_term_discount/models/account_move.py
index 28a12722c2d8..65b510cd1e90 100644
--- a/account_payment_term_discount/models/account_move.py
+++ b/account_payment_term_discount/models/account_move.py
@@ -3,6 +3,7 @@
 from dateutil.relativedelta import relativedelta
 
 from odoo import api, fields, models
+from odoo.tools import float_round
 
 
 class AccountMove(models.Model):
@@ -43,7 +44,9 @@ def _compute_discount_amt(self):
                     )
                 )
                 if discount_information[0] > 0.0:
-                    invoice.discount_amt = abs(round(discount_information[0], 2))
+                    rounding = invoice.currency_id.rounding
+                    invoice.discount_amt = abs(float_round(
+                        discount_information[0], rounding))
                     # If discount taken make disc amt to 0 as disc is no more valid
                     if invoice.discount_taken != 0:
                         invoice.discount_amt = 0
diff --git a/account_payment_term_discount/wizard/account_payment_register.py b/account_payment_term_discount/wizard/account_payment_register.py
index f46fac68785a..259be03a1df3 100644
--- a/account_payment_term_discount/wizard/account_payment_register.py
+++ b/account_payment_term_discount/wizard/account_payment_register.py
@@ -4,6 +4,7 @@
 
 from odoo import _, api, fields, models
 from odoo.exceptions import UserError
+from odoo.tools import float_round
 
 
 class AccountPaymentRegister(models.TransientModel):
@@ -45,7 +46,9 @@ def onchange_payment_amount(self):
                 payment_date = fields.Date.from_string(self.payment_date)
                 discount_amt = self.invoice_id.discount_amt
 
-                payment_difference = self.payment_difference
+                rounding = self.invoice_id.currency_id.rounding
+                payment_difference = float_round(
+                    self.payment_difference, rounding)
                 self.payment_difference = 0.0
 
                 if payment_date <= till_discount_date:
@@ -103,9 +106,11 @@ def action_create_payments(self):
         res = super().action_create_payments()
         for payment in self:
             if payment.payment_difference_handling == "reconcile":
+                rounding = payment.invoice_id.currency_id.rounding
                 payment.invoice_id.write(
                     {
-                        "discount_taken": abs(payment.payment_difference),
+                        "discount_taken": abs(float_round(
+                            payment.payment_difference, rounding)),
                         "discount_amt": 0,
                     }
                 )