diff --git a/addons/event/models/event.py b/addons/event/models/event.py
index 44135633da4..2fa05466c0e 100644
--- a/addons/event/models/event.py
+++ b/addons/event/models/event.py
@@ -27,15 +27,18 @@ class EventType(models.Model):
     @api.model
     def _get_default_event_type_mail_ids(self):
         return [(0, 0, {
+            'notification_type': 'mail',
             'interval_unit': 'now',
             'interval_type': 'after_sub',
             'template_id': self.env.ref('event.event_subscription').id,
         }), (0, 0, {
+            'notification_type': 'mail',
             'interval_nbr': 1,
             'interval_unit': 'days',
             'interval_type': 'before_event',
             'template_id': self.env.ref('event.event_reminder').id,
         }), (0, 0, {
+            'notification_type': 'mail',
             'interval_nbr': 10,
             'interval_unit': 'days',
             'interval_type': 'before_event',
@@ -270,11 +273,11 @@ class EventEvent(models.Model):
             self.is_online = self.event_type_id.is_online
 
             if self.event_type_id.event_type_mail_ids:
-                self.event_mail_ids = [(5, 0, 0)] + [(0, 0, {
-                    'template_id': line.template_id,
-                    'interval_nbr': line.interval_nbr,
-                    'interval_unit': line.interval_unit,
-                    'interval_type': line.interval_type})
+                self.event_mail_ids = [(5, 0, 0)] + [
+                    (0, 0, {
+                        attribute_name: line[attribute_name]
+                        for attribute_name in self.env['event.type.mail']._get_event_mail_fields_whitelist()
+                        })
                     for line in self.event_type_id.event_type_mail_ids]
 
     @api.constrains('seats_min', 'seats_max', 'seats_availability')
diff --git a/addons/event/models/event_mail.py b/addons/event/models/event_mail.py
index 9ef3f663561..43ae07976af 100644
--- a/addons/event/models/event_mail.py
+++ b/addons/event/models/event_mail.py
@@ -46,6 +46,12 @@ class EventTypeMail(models.Model):
         domain=[('model', '=', 'event.registration')], ondelete='restrict',
         help='This field contains the template of the mail that will be automatically sent')
 
+    @api.model
+    def _get_event_mail_fields_whitelist(self):
+        """ Whitelist of fields that are copied from event_type_mail_ids to event_mail_ids when
+        changing the event_type_id field of event.event """
+        return ['notification_type', 'template_id', 'interval_nbr', 'interval_unit', 'interval_type']
+
 
 class EventMailScheduler(models.Model):
     """ Event automated mailing. This model replaces all existing fields and
diff --git a/addons/event_sms/models/event_mail.py b/addons/event_sms/models/event_mail.py
index 0b692bca8fd..14d43ec1373 100644
--- a/addons/event_sms/models/event_mail.py
+++ b/addons/event_sms/models/event_mail.py
@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
-from odoo import fields, models
+from odoo import api, fields, models
 
 
 class EventTypeMail(models.Model):
@@ -13,6 +13,10 @@ class EventTypeMail(models.Model):
         domain=[('model', '=', 'event.registration')], ondelete='restrict',
         help='This field contains the template of the SMS that will be automatically sent')
 
+    @api.model
+    def _get_event_mail_fields_whitelist(self):
+        return super(EventTypeMail, self)._get_event_mail_fields_whitelist() + ['sms_template_id']
+
 
 class EventMailScheduler(models.Model):
     _inherit = 'event.mail'