diff --git a/rma_sale/wizards/rma_add_sale.py b/rma_sale/wizards/rma_add_sale.py
index c4810f1f..b44af4a5 100644
--- a/rma_sale/wizards/rma_add_sale.py
+++ b/rma_sale/wizards/rma_add_sale.py
@@ -64,9 +64,7 @@ class RmaAddSale(models.TransientModel):
             )
             rec.show_lot_filter = bool(rec.lot_domain_ids)
 
-    lot_ids = fields.Many2many(
-        comodel_name="stock.production.lot", string="Lots/Serials selected"
-    )
+    lot_ids = fields.Many2many(comodel_name="stock.production.lot", string="Lots/Serials selected")
 
     def select_all(self):
         self.ensure_one()
diff --git a/setup/rma_sale/odoo/addons/rma_sale b/setup/rma_sale/odoo/addons/rma_sale
new file mode 120000
index 00000000..243aef4e
--- /dev/null
+++ b/setup/rma_sale/odoo/addons/rma_sale
@@ -0,0 +1 @@
+../../../../rma_sale
\ No newline at end of file
diff --git a/setup/rma_sale/setup.py b/setup/rma_sale/setup.py
new file mode 100644
index 00000000..28c57bb6
--- /dev/null
+++ b/setup/rma_sale/setup.py
@@ -0,0 +1,6 @@
+import setuptools
+
+setuptools.setup(
+    setup_requires=['setuptools-odoo'],
+    odoo_addon=True,
+)