diff --git a/project_task_meeting/models/calendar_event.py b/project_task_meeting/models/calendar_event.py
index 26dad576..17200910 100644
--- a/project_task_meeting/models/calendar_event.py
+++ b/project_task_meeting/models/calendar_event.py
@@ -2,11 +2,30 @@
 # License AGPL-3 - See http://www.gnu.org/licenses/agpl-3.0.html
 from odoo import api, fields, models
 
+from odoo.addons.calendar.models.calendar_attendee import Attendee
+
 
 class CalendarEvent(models.Model):
     _inherit = "calendar.event"
 
-    task_id = fields.Many2one(string="Task", comodel_name="project.task")
+    attendee_status = fields.Selection(
+        Attendee.STATE_SELECTION,
+        string="Attendee Status",
+        compute="_compute_attendee",
+        store="True",
+    )
+
+    task_id = fields.Many2one(
+        string="Task",
+        comodel_name="project.task",
+    )
+
+    task_partner_id = fields.Many2one(
+        "res.partner",
+        string="Task Customer",
+        related="task_id.partner_id",
+        store=True,
+    )
 
     @api.model
     def _get_public_fields(self):
diff --git a/project_task_meeting/views/calendar_event_views.xml b/project_task_meeting/views/calendar_event_views.xml
index 6a6a1524..407c6fef 100644
--- a/project_task_meeting/views/calendar_event_views.xml
+++ b/project_task_meeting/views/calendar_event_views.xml
@@ -7,6 +7,10 @@
             <field name="stop" position="after">
                 <field name="task_id" />
             </field>
+            <xpath expr="//tree" position="inside">
+                <field name="attendee_status" optional="show" />
+                <field name="task_partner_id" optional="show" />
+            </xpath>
         </field>
     </record>
     <record id="view_calendar_event_form" model="ir.ui.view">