diff --git a/mail_activity_done/__manifest__.py b/mail_activity_done/__manifest__.py
index 8ea8d24..3f52695 100644
--- a/mail_activity_done/__manifest__.py
+++ b/mail_activity_done/__manifest__.py
@@ -2,7 +2,7 @@
 # License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl.html).
 {
     "name": "Mail Activity Done",
-    "version": "12.0.1.2.0",
+    "version": "12.0.2.0.0",
     "author": "Eficent,"
               "Odoo Community Association (OCA)",
     "license": "LGPL-3",
diff --git a/mail_activity_done/hooks.py b/mail_activity_done/hooks.py
index 7528dd0..ebc5a57 100644
--- a/mail_activity_done/hooks.py
+++ b/mail_activity_done/hooks.py
@@ -39,6 +39,7 @@ def post_load_hook():
         for activity in self:
             record = self.env[activity.res_model].browse(activity.res_id)
             activity.done = True
+            activity.active = False
             activity.date_done = fields.Date.today()
             record.message_post_with_view(
                 'mail.message_activity_done',
diff --git a/mail_activity_done/i18n/mail_activity_done.pot b/mail_activity_done/i18n/mail_activity_done.pot
index 5b05019..602332c 100644
--- a/mail_activity_done/i18n/mail_activity_done.pot
+++ b/mail_activity_done/i18n/mail_activity_done.pot
@@ -20,13 +20,31 @@ msgstr ""
 msgid "%d days overdue"
 msgstr ""
 
+#. module: mail_activity_done
+#: model:ir.model.fields,field_description:mail_activity_done.field_mail_activity__active
+msgid "Active"
+msgstr ""
+
+#. module: mail_activity_done
+#: model:ir.model.fields,field_description:mail_activity_done.field_mail_activity_mixin__activity_ids
+#: model:ir.model.fields,field_description:mail_activity_done.field_res_partner__activity_ids
+#: model:ir.model.fields,field_description:mail_activity_done.field_res_users__activity_ids
+msgid "Activities"
+msgstr ""
+
 #. module: mail_activity_done
 #: model:ir.model,name:mail_activity_done.model_mail_activity
 msgid "Activity"
 msgstr ""
 
+#. module: mail_activity_done
+#: model:ir.model,name:mail_activity_done.model_mail_activity_mixin
+msgid "Activity Mixin"
+msgstr ""
+
 #. module: mail_activity_done
 #: model_terms:ir.ui.view,arch_db:mail_activity_done.mail_activity_view_search
+#: model_terms:ir.ui.view,arch_db:mail_activity_done.res_partner_view_search_inherit_mail
 msgid "Completed Activities"
 msgstr ""
 
@@ -49,7 +67,7 @@ msgid "Due in %d days"
 msgstr ""
 
 #. module: mail_activity_done
-#: model_terms:ir.ui.view,arch_db:mail_activity_done.mail_activity_view_search
+#: model_terms:ir.ui.view,arch_db:mail_activity_done.res_partner_view_search_inherit_mail
 msgid "Open Activities"
 msgstr ""
 
diff --git a/mail_activity_done/migrations/12.0.2.0.0/post-migration.py b/mail_activity_done/migrations/12.0.2.0.0/post-migration.py
new file mode 100644
index 0000000..b163a08
--- /dev/null
+++ b/mail_activity_done/migrations/12.0.2.0.0/post-migration.py
@@ -0,0 +1,12 @@
+# Copyright 2019 Eficent <http://www.eficent.com>
+# License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl.html).
+
+
+def migrate(cr, version):
+    if not version:
+        return
+    cr.execute("""
+        UPDATE mail_activity SET
+            active = False
+            WHERE done=True;
+    """)
diff --git a/mail_activity_done/models/mail_activity.py b/mail_activity_done/models/mail_activity.py
index c91e900..593a357 100644
--- a/mail_activity_done/models/mail_activity.py
+++ b/mail_activity_done/models/mail_activity.py
@@ -7,6 +7,7 @@ class MailActivity(models.Model):
 
     _inherit = 'mail.activity'
 
+    active = fields.Boolean(default=True)
     done = fields.Boolean(default=False)
     state = fields.Selection(selection_add=[
         ('done', 'Done')], compute='_compute_state')
@@ -19,3 +20,11 @@ class MailActivity(models.Model):
         super(MailActivity, self)._compute_state()
         for record in self.filtered(lambda activity: activity.done):
             record.state = 'done'
+
+
+class MailActivityMixin(models.AbstractModel):
+
+    _inherit = 'mail.activity.mixin'
+    activity_ids = fields.One2many(
+        domain=lambda self: [('res_model', '=', self._name),
+                             ('active', '=', True)])
diff --git a/mail_activity_done/static/description/index.html b/mail_activity_done/static/description/index.html
index 3687de9..eab04b0 100644
--- a/mail_activity_done/static/description/index.html
+++ b/mail_activity_done/static/description/index.html
@@ -3,7 +3,7 @@
 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
-<meta name="generator" content="Docutils 0.14: http://docutils.sourceforge.net/" />
+<meta name="generator" content="Docutils 0.15.1: http://docutils.sourceforge.net/" />
 <title>Mail Activity Done</title>
 <style type="text/css">
 
diff --git a/mail_activity_done/views/mail_activity_views.xml b/mail_activity_done/views/mail_activity_views.xml
index 3a8e061..ee095c2 100644
--- a/mail_activity_done/views/mail_activity_views.xml
+++ b/mail_activity_done/views/mail_activity_views.xml
@@ -27,19 +27,18 @@
         <field name="arch" type="xml">
             <field name="res_model_id" position="after">
                 <field name="done"/>
-                <filter string="Open Activities" name="activities_open"
-                        domain="[('done', '!=', True)]"/>
+                <field name="active"/>
                 <filter string="Completed Activities" name="activities_completed"
-                        domain="[('done', '=', True)]"/>
+                        domain="[('active', '=', False), ('state', '=', 'done')]"/>
             </field>
             <filter name="activities_overdue" position="attributes">
-                <attribute name="domain">[('date_deadline', '&lt;', context_today().strftime('%Y-%m-%d')), ('done', '!=', True)]</attribute>
+                <attribute name="domain">[('date_deadline', '&lt;', context_today().strftime('%Y-%m-%d'))]</attribute>
             </filter>
             <filter name="activities_today" position="attributes">
-                <attribute name="domain">[('date_deadline', '=', context_today().strftime('%Y-%m-%d')), ('done', '!=', True)]</attribute>
+                <attribute name="domain">[('date_deadline', '=', context_today().strftime('%Y-%m-%d'))]</attribute>
             </filter>
             <filter name="activities_upcoming_all" position="attributes">
-                <attribute name="domain">[('date_deadline', '&gt;', context_today().strftime('%Y-%m-%d')), ('done', '!=', True)]</attribute>
+                <attribute name="domain">[('date_deadline', '&gt;', context_today().strftime('%Y-%m-%d'))]</attribute>
             </filter>
         </field>
     </record>
@@ -51,18 +50,18 @@
         <field name="arch" type="xml">
             <filter name="activities_my" position="after">
                 <filter string="Open Activities" name="activities_open"
-                        domain="[('activity_ids.done', '!=', True)]"/>
+                        domain="[('activity_ids.active', '=', True)]"/>
                 <filter string="Completed Activities" name="activities_completed"
-                        domain="[('activity_ids.done', '=', True)]"/>
+                        domain="[('activity_ids.active', '=', False), ('activity_ids.state', '=', 'done')]"/>
             </filter>
             <filter name="activities_overdue" position="attributes">
-                <attribute name="domain">[('activity_ids.date_deadline', '&lt;', context_today().strftime('%Y-%m-%d')), ('activity_ids.done', '!=', True)]</attribute>
+                <attribute name="domain">[('activity_ids.date_deadline', '&lt;', context_today().strftime('%Y-%m-%d'))]</attribute>
             </filter>
             <filter name="activities_today" position="attributes">
-                <attribute name="domain">[('activity_ids.date_deadline', '=', context_today().strftime('%Y-%m-%d')), ('activity_ids.done', '!=', True)]</attribute>
+                <attribute name="domain">[('activity_ids.date_deadline', '=', context_today().strftime('%Y-%m-%d'))]</attribute>
             </filter>
             <filter name="activities_upcoming_all" position="attributes">
-                <attribute name="domain">[('activity_ids.date_deadline', '&gt;', context_today().strftime('%Y-%m-%d')), ('activity_ids.done', '!=', True)]</attribute>
+                <attribute name="domain">[('activity_ids.date_deadline', '&gt;', context_today().strftime('%Y-%m-%d'))]</attribute>
             </filter>
         </field>
     </record>