diff --git a/addons/sale/models/sale_config_settings.py b/addons/sale/models/sale_config_settings.py
index 50c0c2d80aa..e7c3f6eac54 100644
--- a/addons/sale/models/sale_config_settings.py
+++ b/addons/sale/models/sale_config_settings.py
@@ -138,7 +138,7 @@ class SaleConfigSettings(models.TransientModel):
             use_sale_note=self.env['ir.config_parameter'].sudo().get_param('sale.use_sale_note', default=False),
             auto_done_setting=self.env['ir.config_parameter'].sudo().get_param('sale.auto_done_setting'),
             default_deposit_product_id=self.env['ir.config_parameter'].sudo().get_param('sale.default_deposit_product_id'),
-            sale_show_tax=self.group_show_price_total and 'total' or 'subtotal',
+            sale_show_tax=self.env['ir.config_parameter'].sudo().get_param('sale.sale_show_tax', default='subtotal'),
             multi_sales_price=sale_pricelist_setting in ['percentage', 'formula'],
             multi_sales_price_method=sale_pricelist_setting in ['percentage', 'formula'] and sale_pricelist_setting or False,
             sale_pricelist_setting=sale_pricelist_setting,
@@ -152,3 +152,4 @@ class SaleConfigSettings(models.TransientModel):
         self.env['ir.config_parameter'].sudo().set_param("sale.auto_done_setting", self.auto_done_setting)
         self.env['ir.config_parameter'].sudo().set_param("sale.default_deposit_product_id", self.default_deposit_product_id.id)
         self.env['ir.config_parameter'].sudo().set_param('sale.sale_pricelist_setting', self.sale_pricelist_setting)
+        self.env['ir.config_parameter'].sudo().set_param('sale.sale_show_tax', self.sale_show_tax)