diff --git a/template-parts/articles/articles-grid.php b/template-parts/articles/articles-grid.php
index af26cb2..4339410 100644
--- a/template-parts/articles/articles-grid.php
+++ b/template-parts/articles/articles-grid.php
@@ -25,7 +25,10 @@ $articles = new WP_Query($query_args);
 $post_count = $articles->post_count;
 $authors = get_posts(array(
 	'post_type' => 'auteurs',
-	'posts_per_page' => -1
+	'posts_per_page' => -1,
+	'order' => 'ASC',
+	'meta_key' => 'last_name',
+	'orderby' => 'meta_value',
 ));
 
 $thematiques = get_terms(array(