diff --git a/models/calendar.py b/models/calendar.py
index 42787c3861b7f87a002b4c399e4de402f5fa7b1f..4ee465cf7361a047d03aba966b7b10ff45ea4058 100644
--- a/models/calendar.py
+++ b/models/calendar.py
@@ -254,6 +254,7 @@ class CGScopCalendar(models.Model):
                         'project_id': event.project_id.id,
                         'account_id': event.project_id.analytic_account_id.id,
                         'ur_financial_system_id': event.ur_financial_system_id.id,
+                        'ur_regional_convention_id': event.ur_regional_convention_id.id,
                         'name': event.name,
                         'company_id': self.env.user.company_id.id,
                         'partner_id': event.coop_id.id,