diff --git a/addons/maintenance/models/maintenance.py b/addons/maintenance/models/maintenance.py
index b7beaef3f61..4d2efbdeaa0 100644
--- a/addons/maintenance/models/maintenance.py
+++ b/addons/maintenance/models/maintenance.py
@@ -89,7 +89,7 @@ class MaintenanceEquipmentCategory(models.Model):
class MaintenanceEquipment(models.Model):
_name = 'maintenance.equipment'
- _inherit = ['mail.thread']
+ _inherit = ['mail.thread', 'mail.activity.mixin']
_description = 'Equipment'
@api.multi
@@ -205,7 +205,7 @@ class MaintenanceEquipment(models.Model):
class MaintenanceRequest(models.Model):
_name = 'maintenance.request'
- _inherit = ['mail.thread']
+ _inherit = ['mail.thread', 'mail.activity.mixin']
_description = 'Maintenance Requests'
_order = "id desc"
diff --git a/addons/maintenance/views/maintenance_views.xml b/addons/maintenance/views/maintenance_views.xml
index 4159d1772a0..d75d3c8ae70 100644
--- a/addons/maintenance/views/maintenance_views.xml
+++ b/addons/maintenance/views/maintenance_views.xml
@@ -25,6 +25,18 @@