diff --git a/htdocs/core/menus/init_menu_auguria.sql b/htdocs/core/menus/init_menu_auguria.sql
index b9dff516bbd..aba48811091 100644
--- a/htdocs/core/menus/init_menu_auguria.sql
+++ b/htdocs/core/menus/init_menu_auguria.sql
@@ -300,12 +300,12 @@ insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, left
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->projet->enabled', __HANDLER__, 'left', 3602__+MAX_llx_menu__, 'project', '', 3600__+MAX_llx_menu__, '/projet/list.php?leftmenu=projects', 'List', 1, 'projects', '$user->rights->projet->lire', '', 2, 2, __ENTITY__);
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->projet->enabled', __HANDLER__, 'left', 3603__+MAX_llx_menu__, 'project', '', 3600__+MAX_llx_menu__, '/projet/stats/index.php?leftmenu=projects', 'Statistics', 1, 'projects', '$user->rights->projet->lire', '', 2, 3, __ENTITY__);
 
-insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->projet->enabled && $conf->global->PROJECT_USE_TASKS', __HANDLER__, 'left', 3700__+MAX_llx_menu__, 'project', '', 7__+MAX_llx_menu__, '/projet/activity/index.php?leftmenu=projects', 'Activities', 0, 'projects', '$user->rights->projet->lire', '', 2, 0, __ENTITY__);
-insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->projet->enabled && $conf->global->PROJECT_USE_TASKS', __HANDLER__, 'left', 3701__+MAX_llx_menu__, 'project', '', 3700__+MAX_llx_menu__, '/projet/tasks.php?leftmenu=projects&action=create', 'NewTask', 1, 'projects', '$user->rights->projet->creer', '', 2, 1, __ENTITY__);
-insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->projet->enabled && $conf->global->PROJECT_USE_TASKS', __HANDLER__, 'left', 3702__+MAX_llx_menu__, 'project', '', 3700__+MAX_llx_menu__, '/projet/tasks/list.php?leftmenu=projects', 'List', 1, 'projects', '$user->rights->projet->lire', '', 2, 2, __ENTITY__);
-insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->projet->enabled && $conf->global->PROJECT_USE_TASKS', __HANDLER__, 'left', 3704__+MAX_llx_menu__, 'project', '', 3700__+MAX_llx_menu__, '/projet/tasks/stats/index.php?leftmenu=projects', 'Statistics', 1, 'projects', '$user->rights->projet->lire', '', 2, 4, __ENTITY__);
+insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->projet->enabled && !$conf->global->PROJECT_HIDE_TASKS', __HANDLER__, 'left', 3700__+MAX_llx_menu__, 'project', '', 7__+MAX_llx_menu__, '/projet/activity/index.php?leftmenu=projects', 'Activities', 0, 'projects', '$user->rights->projet->lire', '', 2, 0, __ENTITY__);
+insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->projet->enabled && !$conf->global->PROJECT_HIDE_TASKS', __HANDLER__, 'left', 3701__+MAX_llx_menu__, 'project', '', 3700__+MAX_llx_menu__, '/projet/tasks.php?leftmenu=projects&action=create', 'NewTask', 1, 'projects', '$user->rights->projet->creer', '', 2, 1, __ENTITY__);
+insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->projet->enabled && !$conf->global->PROJECT_HIDE_TASKS', __HANDLER__, 'left', 3702__+MAX_llx_menu__, 'project', '', 3700__+MAX_llx_menu__, '/projet/tasks/list.php?leftmenu=projects', 'List', 1, 'projects', '$user->rights->projet->lire', '', 2, 2, __ENTITY__);
+insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->projet->enabled && !$conf->global->PROJECT_HIDE_TASKS', __HANDLER__, 'left', 3704__+MAX_llx_menu__, 'project', '', 3700__+MAX_llx_menu__, '/projet/tasks/stats/index.php?leftmenu=projects', 'Statistics', 1, 'projects', '$user->rights->projet->lire', '', 2, 4, __ENTITY__);
 
-insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->projet->enabled && $conf->global->PROJECT_USE_TASKS', __HANDLER__, 'left', 3400__+MAX_llx_menu__, 'project', '', 7__+MAX_llx_menu__, '/projet/activity/perweek.php?leftmenu=projects', 'NewTimeSpent', 0, 'projects', '$user->rights->projet->lire', '', 2, 3, __ENTITY__);
+insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->projet->enabled && !$conf->global->PROJECT_HIDE_TASKS', __HANDLER__, 'left', 3400__+MAX_llx_menu__, 'project', '', 7__+MAX_llx_menu__, '/projet/activity/perweek.php?leftmenu=projects', 'NewTimeSpent', 0, 'projects', '$user->rights->projet->lire', '', 2, 3, __ENTITY__);
 
 -- Project - Categories
 insert into llx_menu (module, enabled, menu_handler, type, rowid, mainmenu, leftmenu, fk_menu, url, titre, level, langs, perms, target, usertype, position, entity) values ('', '$conf->categorie->enabled', __HANDLER__, 'left', 3804__+MAX_llx_menu__, 'project', 'cat', 7__+MAX_llx_menu__, '/categories/index.php?leftmenu=cat&type=6', 'Categories', 0, 'categories', '$user->rights->categorie->lire', '', 2, 4, __ENTITY__);
diff --git a/htdocs/projet/admin/project.php b/htdocs/projet/admin/project.php
index 37624b49b2c..0252ab58f36 100644
--- a/htdocs/projet/admin/project.php
+++ b/htdocs/projet/admin/project.php
@@ -58,7 +58,8 @@ if ($action == 'setmainoptions')
 	if (GETPOST('PROJECT_USE_OPPORTUNITIES')) dolibarr_set_const($db, "PROJECT_USE_OPPORTUNITIES",GETPOST('PROJECT_USE_OPPORTUNITIES'),'chaine',0,'',$conf->entity);
 	else dolibarr_del_const($db, "PROJECT_USE_OPPORTUNITIES", $conf->entity);
 
-	if (GETPOST('PROJECT_USE_TASKS')) dolibarr_del_const($db, "PROJECT_HIDE_TASKS", $conf->entity);
+	// Warning, the constant saved and used in code is PROJECT_HIDE_TASKS
+	if (GETPOST('PROJECT_USE_TASKS')) dolibarr_del_const($db, "PROJECT_USE_TASKS", $conf->entity);
 	else dolibarr_set_const($db, "PROJECT_HIDE_TASKS",1,'chaine',0,'',$conf->entity);
 }