diff --git a/DependencyInjection/ChillActivityExtension.php b/DependencyInjection/ChillActivityExtension.php
index 844e13355..ab0059155 100644
--- a/DependencyInjection/ChillActivityExtension.php
+++ b/DependencyInjection/ChillActivityExtension.php
@@ -52,6 +52,7 @@ class ChillActivityExtension extends Extension implements PrependExtensionInterf
         $loader->load('services/export.yml');
         $loader->load('services/repositories.yml');
         $loader->load('services/fixtures.yml');
+        $loader->load('services/menu.yml');
     }
     
     public function prepend(ContainerBuilder $container)
diff --git a/Menu/PersonMenuBuilder.php b/Menu/PersonMenuBuilder.php
new file mode 100644
index 000000000..7c8092227
--- /dev/null
+++ b/Menu/PersonMenuBuilder.php
@@ -0,0 +1,83 @@
+<?php
+/*
+ * Copyright (C) 2018 Julien Fastré <julien.fastre@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\ActivityBundle\Menu;
+
+use Chill\MainBundle\Routing\LocalMenuBuilderInterface;
+use Knp\Menu\MenuItem;
+use Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface;
+use Chill\ActivityBundle\Security\Authorization\ActivityVoter;
+use Symfony\Component\Translation\TranslatorInterface;
+
+/**
+ * 
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class PersonMenuBuilder implements LocalMenuBuilderInterface
+{
+    /**
+     *
+     * @var TranslatorInterface
+     */
+    protected $translator;
+    
+    /**
+     *
+     * @var AuthorizationCheckerInterface
+     */
+    protected $authorizationChecker;
+    
+    public function __construct(
+        AuthorizationCheckerInterface $authorizationChecker,
+        TranslatorInterface $translator)
+    {
+        $this->translator = $translator;
+        $this->authorizationChecker = $authorizationChecker;
+    }
+
+    
+    public function buildMenu($menuId, MenuItem $menu, array $parameters)
+    {
+        /* @var $person \Chill\PersonBundle\Entity\Person */
+        $person = $parameters['person'];
+        
+        if ($this->authorizationChecker->isGranted(ActivityVoter::SEE, $person)) {
+            $menu->addChild(
+                $this->translator->trans('Activity list'), [
+                    'route' => 'chill_activity_activity_list',
+                    'routeParameters' => [ 'person_id' => $person->getId() ],
+                ])
+                ->setExtra('order', 201)
+                ;
+        }
+        if ($this->authorizationChecker->isGranted(ActivityVoter::CREATE, $person)) {
+            $menu->addChild(
+                $this->translator->trans('Add a new activity'), [
+                    'route' => 'chill_activity_activity_new',
+                    'routeParameters' => [ 'person_id' => $person->getId() ],
+                ])
+                ->setExtra('order', 200)
+                ;
+        }
+    }
+
+    public static function getMenuIds(): array
+    {
+        return ['person'];
+    }
+}
diff --git a/Resources/config/routing/activity.yml b/Resources/config/routing/activity.yml
index 6d287eec7..5b49b93e5 100644
--- a/Resources/config/routing/activity.yml
+++ b/Resources/config/routing/activity.yml
@@ -1,11 +1,6 @@
 chill_activity_activity_list:
     path:     /{_locale}/person/{person_id}/activity/
     defaults: { _controller: "ChillActivityBundle:Activity:list" }
-    options:
-        menus:
-            person:
-                order: 201
-                label: Activity list
 
 chill_activity_activity_show:
     path:     /{_locale}/person/{person_id}/activity/{id}/show
@@ -14,11 +9,6 @@ chill_activity_activity_show:
 chill_activity_activity_new:
     path:     /{_locale}/person/{person_id}/activity/new
     defaults: { _controller: "ChillActivityBundle:Activity:new" }
-    options:
-        menus:
-            person:
-                order: 200
-                label: Add a new activity
 
 chill_activity_activity_create:
     path:     /{_locale}/person/{person_id}/activity/create
diff --git a/Resources/config/services/menu.yml b/Resources/config/services/menu.yml
new file mode 100644
index 000000000..a70eb0e05
--- /dev/null
+++ b/Resources/config/services/menu.yml
@@ -0,0 +1,7 @@
+services:
+    Chill\ActivityBundle\Menu\PersonMenuBuilder:
+        arguments:
+            $authorizationChecker: '@Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface'
+            $translator: '@Symfony\Component\Translation\TranslatorInterface'
+        tags:
+            - { name: 'chill.menu_builder' }
\ No newline at end of file
diff --git a/Security/Authorization/ActivityVoter.php b/Security/Authorization/ActivityVoter.php
index 5d0d50906..79cb6d852 100644
--- a/Security/Authorization/ActivityVoter.php
+++ b/Security/Authorization/ActivityVoter.php
@@ -26,6 +26,8 @@ use Chill\MainBundle\Security\Authorization\AuthorizationHelper;
 use Chill\MainBundle\Security\ProvideRoleHierarchyInterface;
 use Chill\MainBundle\Entity\User;
 use Chill\ActivityBundle\Entity\Activity;
+use Chill\PersonBundle\Entity\Person;
+use Symfony\Component\Security\Core\Role\Role;
 
 /**
  *
@@ -56,6 +58,10 @@ class ActivityVoter extends AbstractChillVoter implements ProvideRoleHierarchyIn
     {
         if ($subject instanceof Activity) {
             return \in_array($attribute, $this->getAttributes());
+        } elseif ($subject instanceof Person) {
+            return $attribute === self::SEE 
+                ||
+                $attribute === self::CREATE;
         } else {
             return false;
         }
@@ -66,6 +72,14 @@ class ActivityVoter extends AbstractChillVoter implements ProvideRoleHierarchyIn
         if (!$token->getUser() instanceof User) {
             return false;
         }
+        
+        if ($subject instanceof Person) {
+            $centers = $this->helper->getReachableCenters($token->getUser(), new Role($attribute));
+            
+            return \in_array($subject->getCenter(), $centers);
+        }
+        
+        /* @var $subject Activity */
         return $this->helper->userHasAccess($token->getUser(), $subject, $attribute);
     }