diff --git a/includes/api.php b/includes/api.php
index 5e68fbd..04d6e67 100644
--- a/includes/api.php
+++ b/includes/api.php
@@ -76,7 +76,7 @@ function build_articles($request)
 		$args['tax_query'] = array(
 			array(
 				'taxonomy' => 'etiquettes',
-				'field'    => 'term_id',
+				'field'    => 'slug',
 				'terms'    => $etiquette,
 			),
 		);