diff --git a/addons/account/models/account_move.py b/addons/account/models/account_move.py
index 33aba6451a3..499bd3632f5 100644
--- a/addons/account/models/account_move.py
+++ b/addons/account/models/account_move.py
@@ -1257,6 +1257,7 @@ class AccountMove(models.Model):
                 invoice.show_discount_details = any(line.discount_date for line in payment_term_lines)
                 invoice.show_payment_term_details = len(payment_term_lines) > 1 or invoice.show_discount_details
             else:
+                invoice.show_discount_details = False
                 invoice.show_payment_term_details = False
 
     @api.depends('partner_id', 'invoice_source_email', 'partner_id.name')