diff --git a/base/libreavous.php b/base/libreavous.php
index 2991677..9bc4fd2 100644
--- a/base/libreavous.php
+++ b/base/libreavous.php
@@ -102,6 +102,7 @@ function libreavous_declarer_champs_extras($champs = array()) {
 			'cols' => '40',
 			'sql' => 'text DEFAULT \'\' NOT NULL',
 			'inserer_barre' => 'edition',
+			'rechercher' => 5,
 		),
 		'verifier' => array(
 		),
@@ -116,6 +117,7 @@ function libreavous_declarer_champs_extras($champs = array()) {
 			'cols' => '40',
 			'sql' => 'text DEFAULT \'\' NOT NULL',
 			'inserer_barre' => 'edition',
+			'rechercher' => 5,
 		),
 		'verifier' => array(
 		),
@@ -143,6 +145,7 @@ function libreavous_declarer_champs_extras($champs = array()) {
 			'cols' => '40',
 			'sql' => 'text DEFAULT \'\' NOT NULL',
 			'inserer_barre' => 'edition',
+			'rechercher' => 5,
 		),
 		'verifier' => array(
 		),
@@ -252,7 +255,7 @@ function libreavous_declarer_tables_objets_sql($tables) {
 		 #'date' => '',
 		'champs_editables'  => array('titre', 'code', 'code_fichier', 'code_podcast', 'debut', 'fin', 'type_sujet', 'chronique', 'mp3', 'ogg', 'references_sujet', 'drupal_guid', 'drupal_pubdate', 'id_article'),
 		'champs_versionnes' => array('titre', 'code', 'code_fichier', 'code_podcast', 'debut', 'fin', 'type_sujet', 'chronique', 'mp3', 'ogg', 'references_sujet', 'drupal_guid', 'drupal_pubdate', 'id_article'),
-		'rechercher_champs' => array("titre" => 5),
+		'rechercher_champs' => array("titre" => 8, "references_sujet" => 5),
 		'tables_jointures'  => array(),
 
 	);
diff --git a/libreavous_administrations.php b/libreavous_administrations.php
index e6de6fb..16e4553 100644
--- a/libreavous_administrations.php
+++ b/libreavous_administrations.php
@@ -62,6 +62,7 @@ function libreavous_upgrade($nom_meta_base_version, $version_cible) {
 	
 	cextras_api_upgrade(libreavous_declarer_champs_extras(), $maj['0.1.5']);
 	cextras_api_upgrade(libreavous_declarer_champs_extras(), $maj['0.1.6']);
+	cextras_api_upgrade(libreavous_declarer_champs_extras(), $maj['0.1.7']);
 
 	include_spip('base/upgrade');
 	maj_plugin($nom_meta_base_version, $version_cible, $maj);
diff --git a/paquet.xml b/paquet.xml
index a812a07..3593a53 100644
--- a/paquet.xml
+++ b/paquet.xml
@@ -1,8 +1,8 @@
 <paquet
 	prefix="libreavous"
 	categorie="squelette"
-	version="0.5.2"
-	schema="0.1.6"
+	version="0.5.3"
+	schema="0.1.7"
 	etat="dev"
 	compatibilite="[3.2.8;4.0.*]"
 >