diff --git a/plugins/dynamiques-blocks/acf-blocks/team-authors/team-authors.php b/plugins/dynamiques-blocks/acf-blocks/team-authors/team-authors.php
index e5f886b..2ad7cdc 100644
--- a/plugins/dynamiques-blocks/acf-blocks/team-authors/team-authors.php
+++ b/plugins/dynamiques-blocks/acf-blocks/team-authors/team-authors.php
@@ -26,7 +26,8 @@ $authors = get_posts(array(
 			<?php $comities_related_authors = get_posts(array(
 				'post_type' => 'auteurs',
 				'posts_per_page' => -1,
-				'orderby' => 'title',
+				'meta_key' => 'last_name',
+				'orderby' => 'meta_value',
 				'order' => 'ASC',
 				'meta_query' => array(
 					array(