diff --git a/stock_picking_auto_create_lot/models/__init__.py b/stock_picking_auto_create_lot/models/__init__.py
index d027fc6870e2..d873a374c657 100644
--- a/stock_picking_auto_create_lot/models/__init__.py
+++ b/stock_picking_auto_create_lot/models/__init__.py
@@ -3,3 +3,4 @@
 from . import stock_picking
 from . import stock_picking_type
 from . import stock_move
+from . import stock_move_line
diff --git a/stock_picking_auto_create_lot/models/stock_move_line.py b/stock_picking_auto_create_lot/models/stock_move_line.py
new file mode 100644
index 000000000000..5fb9dd267f06
--- /dev/null
+++ b/stock_picking_auto_create_lot/models/stock_move_line.py
@@ -0,0 +1,12 @@
+# Copyright 2024 Quartile Limited
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from odoo import models
+
+
+class StockMoveLine(models.Model):
+    _inherit = "stock.move.line"
+
+    def _get_lot_sequence(self):
+        self.ensure_one()
+        return self.env["ir.sequence"].next_by_code("stock.lot.serial")
diff --git a/stock_picking_auto_create_lot/models/stock_picking.py b/stock_picking_auto_create_lot/models/stock_picking.py
index 42db5e02e446..777e8fbe62eb 100644
--- a/stock_picking_auto_create_lot/models/stock_picking.py
+++ b/stock_picking_auto_create_lot/models/stock_picking.py
@@ -1,7 +1,7 @@
 # Copyright 2018 Tecnativa - Sergio Teruel
 # Copyright 2020 ACSONE SA/NV
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
-from odoo import api, models
+from odoo import models
 
 
 class StockPicking(models.Model):
@@ -21,7 +21,7 @@ def _set_auto_lot(self):
             )
         )
         for line in lines:
-            line.lot_name = self._get_lot_sequence()
+            line.lot_name = line._get_lot_sequence()
 
     def _action_done(self):
         self._set_auto_lot()
@@ -30,7 +30,3 @@ def _action_done(self):
     def button_validate(self):
         self._set_auto_lot()
         return super().button_validate()
-
-    @api.model
-    def _get_lot_sequence(self):
-        return self.env["ir.sequence"].next_by_code("stock.lot.serial")