diff --git a/models/event.py b/models/event.py
index 07a3b51..e6ef7a6 100644
--- a/models/event.py
+++ b/models/event.py
@@ -24,13 +24,11 @@ class Event(models.Model):
     description = fields.Text()
     statut = fields.Selection([('draft', 'Draft'),
                                ('confirmed', 'Confirmed'),
-                               ('canceled', 'Canceled')], default='canceled')
+                               ('canceled', 'Canceled')], default='draft')
 
     participants_ids = fields.Many2many('coworking.coworker', string='Subscribers')
     participants_count = fields.Integer('Number of participants',
                                         compute='_compute_participants_count')
-    participants_count2 = fields.Integer('Number of participants #2',
-                                         compute='_compute_participants_count')
 
     @api.depends('date_start')
     def _compute_starts_this_week(self):
@@ -48,7 +46,11 @@ class Event(models.Model):
             week_start = date_start.isocalendar()[1]
             if datetime.now().isocalendar()[1] == week_start:
                 res_ids.append(event.id)
-        return [('id', 'in', res_ids)]
+        if operator == '=':
+            operator = 'in'if value else 'not in'
+        else:
+            operator = 'not in'if value else 'in'
+        return [('id', operator, res_ids)]
 
     @api.depends('participants_ids')
     def _compute_participants_count(self):