diff --git a/addons/project/security/project_security.xml b/addons/project/security/project_security.xml
index 83e748dacd6..e66dde35ba5 100644
--- a/addons/project/security/project_security.xml
+++ b/addons/project/security/project_security.xml
@@ -124,6 +124,7 @@
         <field name="model_id" ref="project.model_project_task"/>
         <field name="domain_force">[
         ('project_id.privacy_visibility', '=', 'portal'),
+        ('active', '=', True),
         '|',
             ('project_id.message_partner_ids', 'child_of', [user.partner_id.commercial_partner_id.id]),
             ('message_partner_ids', 'child_of', [user.partner_id.commercial_partner_id.id]),
@@ -140,6 +141,7 @@
         <field name="model_id" ref="project.model_project_task"/>
         <field name="domain_force">[
             ('project_id.privacy_visibility', '=', 'portal'),
+            ('active', '=', True),
             '|',
                 ('project_id.message_partner_ids', 'child_of', [user.partner_id.commercial_partner_id.id]),
                 ('message_partner_ids', 'child_of', [user.partner_id.commercial_partner_id.id]),