diff --git a/l10n_it_fatturapa_in/wizard/wizard_import_fatturapa.py b/l10n_it_fatturapa_in/wizard/wizard_import_fatturapa.py
index ba4959e45879..2aa51ec7c6d2 100644
--- a/l10n_it_fatturapa_in/wizard/wizard_import_fatturapa.py
+++ b/l10n_it_fatturapa_in/wizard/wizard_import_fatturapa.py
@@ -483,22 +483,24 @@ def adjust_accounting_data(self, product, line_vals):
             new_tax = product.product_tmpl_id.supplier_taxes_id[0]
         elif len(account.tax_ids) == 1:
             new_tax = account.tax_ids[0]
-        if new_tax:
-            line_tax_id = line_vals.get("tax_ids") and line_vals["tax_ids"][0][2][0]
-            line_tax = self.env["account.tax"].browse(line_tax_id)
-            if new_tax.id != line_tax_id:
-                if line_tax and new_tax._get_tax_amount() != line_tax._get_tax_amount():
-                    self.log_inconsistency(
-                        _(
-                            "XML contains tax %s. Product %s has tax %s. Using "
-                            "the XML one"
-                        )
-                        % (line_tax.name, product.name, new_tax.name)
+        line_tax_id = (
+            line_vals.get("invoice_line_tax_ids")
+            and line_vals["invoice_line_tax_ids"][0][2][0]
+        )
+        line_tax = self.env["account.tax"].browse(line_tax_id)
+        if new_tax and line_tax and new_tax != line_tax:
+            if new_tax._get_tax_amount() != line_tax._get_tax_amount():
+                self.log_inconsistency(
+                    _(
+                        "XML contains tax %s. Product %s has tax %s. Using "
+                        "the XML one"
                     )
-                else:
-                    # If product has the same amount of the one in XML,
-                    # I use it. Typical case: 22% det 50%
-                    line_vals["tax_ids"] = [(6, 0, [new_tax.id])]
+                    % (line_tax.name, product.name, new_tax.name)
+                )
+            else:
+                # If product has the same amount of the one in XML,
+                # I use it. Typical case: 22% det 50%
+                line_vals["invoice_line_tax_ids"] = [(6, 0, [new_tax.id])]
 
     # move_line.tax_ids
     # move_line.name