diff --git a/hotel/models/hotel_room_closure_reason.py b/hotel/models/hotel_room_closure_reason.py
index 7964f2b46..2143ea194 100644
--- a/hotel/models/hotel_room_closure_reason.py
+++ b/hotel/models/hotel_room_closure_reason.py
@@ -1,7 +1,6 @@
 # Copyright 2017  Dario Lodeiros
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
-from openerp import models, fields, api, _
-
+from odoo import models, fields
 
 class RoomClosureReason(models.Model):
     _name = "room.closure.reason"
diff --git a/hotel/models/hotel_room_type_availability.py b/hotel/models/hotel_room_type_availability.py
index b17fa56f6..e15c600c9 100644
--- a/hotel/models/hotel_room_type_availability.py
+++ b/hotel/models/hotel_room_type_availability.py
@@ -1,25 +1,17 @@
 # Copyright 2017  Alexandre Díaz
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
-import logging
 from odoo import models, fields, api, _
 from odoo.exceptions import ValidationError
-_logger = logging.getLogger(__name__)
 
 
 class HotelRoomTypeAvailability(models.Model):
-    _inherit = 'mail.thread'
     _name = 'hotel.room.type.availability'
+    _inherit = 'mail.thread'
 
-    # room_type_id = fields.Many2one('hotel.virtual.room', 'Virtual Room',
-    #                                   required=True, track_visibility='always',
-    #                                   ondelete='cascade')
     room_type_id = fields.Many2one('hotel.room.type', 'Room Type',
                                    required=True, track_visibility='always',
                                    ondelete='cascade')
     avail = fields.Integer('Avail', default=0, track_visibility='always')
-    no_ota = fields.Boolean('No OTA', default=False, track_visibility='always')
-    booked = fields.Boolean('Booked', default=False, readonly=True,
-                            track_visibility='always')
     date = fields.Date('Date', required=True, track_visibility='always')
 
     _sql_constraints = [
@@ -30,25 +22,15 @@ class HotelRoomTypeAvailability(models.Model):
 
     @api.constrains('avail')
     def _check_avail(self):
-        if self.avail < 0:
-            self.avail = 0
-
-        room_type_obj = self.env['hotel.room.type']
-        cavail = len(room_type_obj.check_availability_room(
-            self.date,
-            self.date,
-            room_type_id=self.room_type_id.id))
-        max_avail = min(cavail,
-                        self.room_type_id.total_rooms_count)
-        if self.avail > max_avail:
-            self.avail = max_avail
-
-    @api.constrains('date', 'room_type_id')
-    def _check_date_room_type_id(self):
-        count = self.search_count([
-            ('date', '=', self.date),
-            ('room_type_id', '=', self.room_type_id.id)
-        ])
-        if count > 1:
-            raise ValidationError(_("can't assign the same date to more than \
-                                    one room type"))
+        for record in self:
+            if record.avail < 0:
+                record.avail = 0
+            else:
+                room_type_obj = self.env['hotel.room.type']
+                cavail = len(room_type_obj.check_availability_room(
+                    record.date,
+                    record.date,
+                    room_type_id=record.room_type_id.id))
+                max_avail = min(cavail, record.room_type_id.total_rooms_count)
+                if record.avail > max_avail:
+                    record.avail = max_avail
diff --git a/hotel/wizard/massive_changes.py b/hotel/wizard/massive_changes.py
index c71c0e3ef..1d2b1127e 100644
--- a/hotel/wizard/massive_changes.py
+++ b/hotel/wizard/massive_changes.py
@@ -36,8 +36,6 @@ class MassiveChangesWizard(models.TransientModel):
     # Availability fields
     change_avail = fields.Boolean(default=False)
     avail = fields.Integer('Avail', default=0)
-    change_no_ota = fields.Boolean(default=False)
-    no_ota = fields.Boolean('No OTA', default=False)
 
     # Restriction fields
     restriction_id = fields.Many2one('hotel.room.type.restriction',
@@ -195,8 +193,6 @@ class MassiveChangesWizard(models.TransientModel):
     def _get_availability_values(self, ndate, room_type, record):
         hotel_room_type_obj = self.env['hotel.room.type']
         vals = {}
-        if record.change_no_ota:
-            vals.update({'no_ota': record.no_ota})
         if record.change_avail:
             cavail = len(hotel_room_type_obj.check_availability_room(
                 ndate.strftime(DEFAULT_SERVER_DATETIME_FORMAT),
diff --git a/hotel/wizard/massive_changes.xml b/hotel/wizard/massive_changes.xml
index d8d598876..5bd3c8de0 100644
--- a/hotel/wizard/massive_changes.xml
+++ b/hotel/wizard/massive_changes.xml
@@ -36,10 +36,6 @@
 								<td class="oe_form_group_cell oe_form_group_cell_label"><field name="change_avail" /> <strong> Avail</strong></td>
 								<td class="oe_form_group_cell" colspan="3"><field name="avail" attrs="{'readonly':[('change_avail', '=', False)]}" /></td>
 							</tr>
-							<tr class="oe_form_group_row">
-								<td class="oe_form_group_cell oe_form_group_cell_label"><field name="change_no_ota" /> <strong> No OTA</strong></td>
-								<td class="oe_form_group_cell"><field name="no_ota" attrs="{'readonly':[('change_no_ota', '=', False)]}" /></td>
-							</tr>
 						</tbody>
 					</table>
 				</group>