diff --git a/sale_usability/__init__.py b/sale_usability/__init__.py
index aee8895..0650744 100644
--- a/sale_usability/__init__.py
+++ b/sale_usability/__init__.py
@@ -1,2 +1 @@
 from . import models
-from . import wizards
diff --git a/sale_usability/wizards/__init__.py b/sale_usability/wizards/__init__.py
deleted file mode 100644
index a51d7d4..0000000
--- a/sale_usability/wizards/__init__.py
+++ /dev/null
@@ -1 +0,0 @@
-from . import sale_invoice_discount_all_lines
diff --git a/sale_usability/wizards/sale_invoice_discount_all_lines.py b/sale_usability/wizards/sale_invoice_discount_all_lines.py
deleted file mode 100644
index 9728cdd..0000000
--- a/sale_usability/wizards/sale_invoice_discount_all_lines.py
+++ /dev/null
@@ -1,13 +0,0 @@
-# Copyright 2022 Akretion France (http://www.akretion.com/)
-# @author: Alexis de Lattre <alexis.delattre@akretion.com>
-# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
-
-from odoo import models, fields
-
-
-class SaleInvoiceDiscountAllLines(models.TransientModel):
-    _name = 'sale.invoice.discount.all.lines'
-    _description = 'None'
-    # Remove because this feature is now mostly native
-    # TODO 04/07/2024 remove later to avoid ORM bug: it crashes when reloading module
-    # KeyError: 'sale.invoice.discount.all.lines'