diff --git a/addons/account/models/account_move.py b/addons/account/models/account_move.py
index 86081a1b3a4..23051ea5f31 100644
--- a/addons/account/models/account_move.py
+++ b/addons/account/models/account_move.py
@@ -2709,8 +2709,8 @@ class AccountMove(models.Model):
         totals = self.tax_totals
         tax_amount_rounding_error = amount_total - totals['amount_total']
         if not float_is_zero(tax_amount_rounding_error, precision_rounding=self.currency_id.rounding):
-            if 'Untaxed Amount' in totals['groups_by_subtotal']:
-                totals['groups_by_subtotal']['Untaxed Amount'][0]['tax_group_amount'] += tax_amount_rounding_error
+            if _('Untaxed Amount') in totals['groups_by_subtotal']:
+                totals['groups_by_subtotal'][_('Untaxed Amount')][0]['tax_group_amount'] += tax_amount_rounding_error
                 totals['amount_total'] = amount_total
                 self.tax_totals = totals