diff --git a/addons/point_of_sale/models/report_sale_details.py b/addons/point_of_sale/models/report_sale_details.py
index 9024c16205e..c6b93242a38 100644
--- a/addons/point_of_sale/models/report_sale_details.py
+++ b/addons/point_of_sale/models/report_sale_details.py
@@ -292,10 +292,14 @@ class ReportSaleDetails(models.AbstractModel):
 
         if line.tax_ids_after_fiscal_position:
             line_taxes = line.tax_ids_after_fiscal_position.sudo().compute_all(line.price_unit * (1-(line.discount or 0.0)/100.0), currency, line.qty, product=line.product_id, partner=line.order_id.partner_id or False)
+            base_amounts = {}
             for tax in line_taxes['taxes']:
                 taxes.setdefault(tax['id'], {'name': tax['name'], 'tax_amount':0.0, 'base_amount':0.0})
                 taxes[tax['id']]['tax_amount'] += tax['amount']
-                taxes[tax['id']]['base_amount'] += tax['base']
+                base_amounts[tax['id']] = tax['base']
+
+            for tax_id, base_amount in base_amounts.items():
+                taxes[tax_id]['base_amount'] += base_amount
         else:
             taxes.setdefault(0, {'name': _('No Taxes'), 'tax_amount':0.0, 'base_amount':0.0})
             taxes[0]['base_amount'] += line.price_subtotal_incl