diff --git a/addons/product_expiry/models/stock_move.py b/addons/product_expiry/models/stock_move.py
index 3334ed416ea..d0fc75be213 100644
--- a/addons/product_expiry/models/stock_move.py
+++ b/addons/product_expiry/models/stock_move.py
@@ -1,6 +1,8 @@
 # -*- coding: utf-8 -*-
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
+import datetime
+
 from odoo import fields, models
 
 
@@ -8,3 +10,13 @@ class StockMove(models.Model):
     _inherit = "stock.move"
     use_expiration_date = fields.Boolean(
         string='Use Expiration Date', related='product_id.use_expiration_date')
+
+    def _generate_serial_move_line_commands(self, lot_names, origin_move_line=None):
+        """Override to add a default `expiration_date` into the move lines values."""
+        move_lines_commands = super()._generate_serial_move_line_commands(lot_names, origin_move_line=origin_move_line)
+        if self.product_id.use_expiration_date:
+            date = fields.Datetime.today() + datetime.timedelta(days=self.product_id.expiration_time)
+            for move_line_command in move_lines_commands:
+                move_line_vals = move_line_command[2]
+                move_line_vals['expiration_date'] = date
+        return move_lines_commands