diff --git a/lib/Alchemy/Phrasea/Helper/WorkZone.php b/lib/Alchemy/Phrasea/Helper/WorkZone.php
index 8841b264ae..345af37fbd 100644
--- a/lib/Alchemy/Phrasea/Helper/WorkZone.php
+++ b/lib/Alchemy/Phrasea/Helper/WorkZone.php
@@ -31,7 +31,7 @@ class WorkZone extends Helper
      * @param  null|string $sort     "date"|"name"
      * @return ArrayCollection
      */
-    public function getContent(string $sort = null)
+    public function getContent($sort = null)
     {
         /* @var $repo_baskets BasketRepository */
         $repo_baskets = $this->app['repo.baskets'];
diff --git a/lib/Alchemy/Phrasea/Model/Repositories/BasketRepository.php b/lib/Alchemy/Phrasea/Model/Repositories/BasketRepository.php
index fe1d7e9dbb..2c863ac3c2 100644
--- a/lib/Alchemy/Phrasea/Model/Repositories/BasketRepository.php
+++ b/lib/Alchemy/Phrasea/Model/Repositories/BasketRepository.php
@@ -58,7 +58,7 @@ class BasketRepository extends EntityRepository
      * @param null|string $sort
      * @return Basket[]
      */
-    public function findActiveByUser(User $user, string $sort = null)
+    public function findActiveByUser(User $user, $sort = null)
     {
         // checked : 4 usages, "b.elements" is useless
         $dql = "SELECT b\n"