diff --git a/migrations/Version20260302103003.php b/migrations/Version20260302103003.php
index 09cb327..51a5819 100644
--- a/migrations/Version20260302103003.php
+++ b/migrations/Version20260302103003.php
@@ -23,8 +23,8 @@ final class Version20260302103003 extends AbstractMigration
         $this->addSql('COMMENT ON COLUMN comments.created_at IS \'(DC2Type:datetime_immutable)\'');
         $this->addSql('COMMENT ON COLUMN comments.updated_at IS \'(DC2Type:datetime_immutable)\'');
 
-        // Piece: remove unique on name
-        $this->addSql('DROP INDEX IF EXISTS uniq_b92d74725e237e06');
+        // Piece: remove unique constraint on name (it's a constraint, not just an index)
+        $this->addSql('ALTER TABLE pieces DROP CONSTRAINT IF EXISTS uniq_b92d74725e237e06');
 
         // Deduplicate piece references before adding unique constraint
         $this->addSql("
diff --git a/src/Entity/Site.php b/src/Entity/Site.php
index 6eb4ae8..816d55c 100644
--- a/src/Entity/Site.php
+++ b/src/Entity/Site.php
@@ -8,6 +8,7 @@ use ApiPlatform\Metadata\ApiResource;
 use ApiPlatform\Metadata\Delete;
 use ApiPlatform\Metadata\Get;
 use ApiPlatform\Metadata\GetCollection;
+use ApiPlatform\Metadata\Patch;
 use ApiPlatform\Metadata\Post;
 use ApiPlatform\Metadata\Put;
 use App\Repository\SiteRepository;
@@ -28,6 +29,7 @@ use Symfony\Component\Validator\Constraints as Assert;
         new GetCollection(security: "is_granted('ROLE_VIEWER')"),
         new Post(security: "is_granted('ROLE_GESTIONNAIRE')"),
         new Put(security: "is_granted('ROLE_GESTIONNAIRE')"),
+        new Patch(security: "is_granted('ROLE_GESTIONNAIRE')"),
         new Delete(security: "is_granted('ROLE_GESTIONNAIRE')"),
     ],
     paginationClientItemsPerPage: true,