diff --git a/addons/project/controllers/portal.py b/addons/project/controllers/portal.py
index 82a0467dddd..40b3785e036 100644
--- a/addons/project/controllers/portal.py
+++ b/addons/project/controllers/portal.py
@@ -21,7 +21,7 @@ class ProjectCustomerPortal(CustomerPortal):
             values['project_count'] = request.env['project.project'].search_count([]) \
                 if request.env['project.project'].check_access_rights('read', raise_exception=False) else 0
         if 'task_count' in counters:
-            values['task_count'] = request.env['project.task'].search_count([]) \
+            values['task_count'] = request.env['project.task'].search_count([('project_id', '!=', False)]) \
                 if request.env['project.task'].check_access_rights('read', raise_exception=False) else 0
         return values
 
@@ -461,7 +461,7 @@ class ProjectCustomerPortal(CustomerPortal):
 
     def _get_my_tasks_searchbar_filters(self, project_domain=None, task_domain=None):
         searchbar_filters = {
-            'all': {'label': _('All'), 'domain': []},
+            'all': {'label': _('All'), 'domain': [('project_id', '!=', False)]},
         }
 
         # extends filterby criteria with project the customer has access to