diff --git a/hotel_management_odoo/doc/RELEASE_NOTES.md b/hotel_management_odoo/doc/RELEASE_NOTES.md
index a6f979ece..eb2a52735 100644
--- a/hotel_management_odoo/doc/RELEASE_NOTES.md
+++ b/hotel_management_odoo/doc/RELEASE_NOTES.md
@@ -13,4 +13,9 @@
 #### 19.12.2024
 #### Version 18.0.1.1.1
 #### UPDT
-- The key name has been updated based on the latest addons.
\ No newline at end of file
+- The key name has been updated based on the latest addons.
+
+#### 09.06.2025
+#### Version 18.0.1.1.1
+#### UPDT
+- Added copy=false in some fields of room_booking model
\ No newline at end of file
diff --git a/hotel_management_odoo/models/room_booking.py b/hotel_management_odoo/models/room_booking.py
index d8177a91b..b5d400851 100644
--- a/hotel_management_odoo/models/room_booking.py
+++ b/hotel_management_odoo/models/room_booking.py
@@ -32,7 +32,7 @@ class RoomBooking(models.Model):
     _description = "Hotel Room Reservation"
     _inherit = ['mail.thread', 'mail.activity.mixin']
 
-    name = fields.Char(string="Folio Number", readonly=True, index=True,
+    name = fields.Char(string="Folio Number", readonly=True, index=True, copy=False,
                        default="New", help="Name of Folio")
     company_id = fields.Many2one('res.company', string="Company",
                                  help="Choose the Company",
@@ -77,7 +77,7 @@ class RoomBooking(models.Model):
                               help="Number of days which will automatically "
                                    "count from the check-in and check-out "
                                    "date.", )
-    invoice_button_visible = fields.Boolean(string='Invoice Button Display',
+    invoice_button_visible = fields.Boolean(string='Invoice Button Display', copy=False,
                                             help="Invoice button will be "
                                                  "visible if this button is "
                                                  "True")
@@ -86,7 +86,7 @@ class RoomBooking(models.Model):
                    ('to_invoice', 'To Invoice'),
                    ('invoiced', 'Invoiced'),
                    ], string="Invoice Status",
-        help="Status of the Invoice",
+        help="Status of the Invoice",copy=False,
         default='no_invoice', tracking=True)
     hotel_invoice_id = fields.Many2one("account.move",
                                        string="Invoice",
@@ -137,7 +137,7 @@ class RoomBooking(models.Model):
                                         ('cancel', 'Cancelled'),
                                         ('done', 'Done')], string='State',
                              help="State of the Booking",
-                             default='draft', tracking=True)
+                             default='draft', tracking=True,copy=False,)
     user_id = fields.Many2one(comodel_name='res.partner',
                               string="Invoice Address",
                               compute='_compute_user_id',