diff --git a/library/Class/MoteurRecherche.php b/library/Class/MoteurRecherche.php
index de281f3fb37246a41eb68a4b63fa372fd8180a73..29cca7d634451861dea0576bef28905a87138c6c 100644
--- a/library/Class/MoteurRecherche.php
+++ b/library/Class/MoteurRecherche.php
@@ -148,16 +148,27 @@ class Class_MoteurRecherche {
       return;
     }
 
-    $this->setCondition('MATCH(titres, auteurs, editeur, collection, matieres, dewey)'
-                        . $against);
+    $axes = ['titres', 'auteurs', 'editeur', 'collection', 'matieres', 'dewey'];
+    $match_weights = ['titres' => '1.5',
+                      'auteurs' => '1'];
 
+    if (trim(Class_CosmoVar::get('other_index_fields'))) {
+      $axes []= 'other_terms';
+      $match_weights['other_terms'] = '0.5';
+    }
+
+    $this->setCondition('MATCH(' . implode(', ', $axes) . ')' . $against);
     if (!($tri and $tri != '*' and !$pertinence)) {
       $against_titre = $terms->asSelectAgainst();
 
-      $rel1 = 'MATCH(alpha_titre) ' . $against_titre;
-      $rel2 = 'MATCH(alpha_auteur) ' . $against_titre;
-      $this->order_by = 'order by (' . $rel1 .' * 1.5) + (' . $rel2 . ') desc';
+      $match_weights_string = [];
+      foreach($match_weights as $axe => $weight) {
+        $match_weights_string []= 'MATCH(' . $axe . ') ' . $against_titre . ( $weight === '1' ? '' :' * ' . $weight);
+      }
+
+      $this->order_by = 'order by (' . implode(') + (', $match_weights_string) . ') desc';
     }
+
   }
 
 
diff --git a/tests/library/Class/MoteurRechercheTest.php b/tests/library/Class/MoteurRechercheTest.php
index 90cbc81ae7f32f5fd87277981d7fd7726c938628..92af2caaf651e29098e2f26c4baa8e6f8495558e 100644
--- a/tests/library/Class/MoteurRechercheTest.php
+++ b/tests/library/Class/MoteurRechercheTest.php
@@ -249,7 +249,7 @@ class MoteurRechercheSimpleTest extends MoteurRechercheTestCase {
     return [
             [['expressionRecherche' => 'Bakounine'],
              'nb_mots' => 1,
-             'req_liste' => "select id_notice, facettes from notices Where ". $match_axes ." AGAINST('+(BAKOUNINE BAKOUNINES BAKOUNIN)' IN BOOLEAN MODE) order by (MATCH(alpha_titre) AGAINST(' BAKOUNINE') * 1.5) + (MATCH(alpha_auteur) AGAINST(' BAKOUNINE')) desc"],
+             'req_liste' => "select id_notice, facettes from notices Where ". $match_axes ." AGAINST('+(BAKOUNINE BAKOUNINES BAKOUNIN)' IN BOOLEAN MODE) order by (MATCH(titres) AGAINST(' BAKOUNINE') * 1.5) + (MATCH(auteurs) AGAINST(' BAKOUNINE')) desc"],
 
             [['expressionRecherche' => 'Slavoj Zizek',
               'tri' => 'alpha_titre'] ,
@@ -290,7 +290,7 @@ class MoteurRechercheSimpleTest extends MoteurRechercheTestCase {
               'selection_annexe' => 'TUN;TAP',
               'selection_sections' => '1;12;9'],
              'nb_mots'=> 1,
-             'req_liste' => "select id_notice, facettes from notices Where " . $match_axes . " AGAINST('+(LOGO LOGOS LOGO)' IN BOOLEAN MODE) and MATCH(facettes) AGAINST('+YMED1 +M52291 +A15067 +(YTUN YTAP)  +(S1 S12 S9)' IN BOOLEAN MODE) order by (MATCH(alpha_titre) AGAINST(' LOGO') * 1.5) + (MATCH(alpha_auteur) AGAINST(' LOGO')) desc"],
+             'req_liste' => "select id_notice, facettes from notices Where " . $match_axes . " AGAINST('+(LOGO LOGOS LOGO)' IN BOOLEAN MODE) and MATCH(facettes) AGAINST('+YMED1 +M52291 +A15067 +(YTUN YTAP)  +(S1 S12 S9)' IN BOOLEAN MODE) order by (MATCH(titres) AGAINST(' LOGO') * 1.5) + (MATCH(auteurs) AGAINST(' LOGO')) desc"],
 
             [['expressionRecherche' => 'security',
               'annexe' => 'MED(")',
@@ -301,7 +301,7 @@ class MoteurRechercheSimpleTest extends MoteurRechercheTestCase {
               'type_doc' => 'delete("*"),1,uraiets,2',
               'selection_sections' => '1;goup<ip;9'],
              'nb_mots'=> 1,
-             'req_liste' => "select id_notice, facettes from notices Where " . $match_axes . " AGAINST('+(SECURITY SECURITYS SEKURITI)' IN BOOLEAN MODE) and  type_doc in('1','2') and MATCH(facettes) AGAINST('+(Y8)  +(S1 S9)  +(E34)  +(B12)' IN BOOLEAN MODE) order by (MATCH(alpha_titre) AGAINST(' SECURITY') * 1.5) + (MATCH(alpha_auteur) AGAINST(' SECURITY')) desc"],
+             'req_liste' => "select id_notice, facettes from notices Where " . $match_axes . " AGAINST('+(SECURITY SECURITYS SEKURITI)' IN BOOLEAN MODE) and  type_doc in('1','2') and MATCH(facettes) AGAINST('+(Y8)  +(S1 S9)  +(E34)  +(B12)' IN BOOLEAN MODE) order by (MATCH(titres) AGAINST(' SECURITY') * 1.5) + (MATCH(auteurs) AGAINST(' SECURITY')) desc"],
 
             [['expressionRecherche' => '',
               'digital_lib' => '1'],
@@ -312,7 +312,7 @@ class MoteurRechercheSimpleTest extends MoteurRechercheTestCase {
             [['expressionRecherche' => 'logo',
               'digital_lib' => '1'],
              'nb_mots'=> 1,
-             'req_liste' => "select id_notice, facettes from notices Where " . $match_axes . " AGAINST('+(LOGO LOGOS LOGO)' IN BOOLEAN MODE) and (type_doc in ('100','101','102','103','104','105','106','109','110','111','112','113','115','116','117','119','Assimil','Cvs','DiMusic','LaSourisQuiRaconte','Lekiosk','LesYeuxDoc','Musicme','Omeka','Skilleos','StoryPlayR','ToutApprendre')) order by (MATCH(alpha_titre) AGAINST(' LOGO') * 1.5) + (MATCH(alpha_auteur) AGAINST(' LOGO')) desc"],
+             'req_liste' => "select id_notice, facettes from notices Where " . $match_axes . " AGAINST('+(LOGO LOGOS LOGO)' IN BOOLEAN MODE) and (type_doc in ('100','101','102','103','104','105','106','109','110','111','112','113','115','116','117','119','Assimil','Cvs','DiMusic','LaSourisQuiRaconte','Lekiosk','LesYeuxDoc','Musicme','Omeka','Skilleos','StoryPlayR','ToutApprendre')) order by (MATCH(titres) AGAINST(' LOGO') * 1.5) + (MATCH(auteurs) AGAINST(' LOGO')) desc"],
 
             [['expressionRecherche' => '',
               'id_panier' => 4],
@@ -363,6 +363,28 @@ class MoteurRechercheSimpleTest extends MoteurRechercheTestCase {
 
 
 
+class MoteurRechercheSimpleWithOtherIndexFieldsTest extends MoteurRechercheSimpleTest {
+  public function setUp() {
+    parent::setUp();
+    Class_CosmoVar::set('other_index_fields', '330$a');
+  }
+
+
+  public function expectedSql() {
+    $match_axes = 'MATCH(titres, auteurs, editeur, collection, matieres, dewey, other_terms)';
+
+
+    return [
+            [['expressionRecherche' => 'Bakounine'],
+             'nb_mots' => 1,
+             'req_liste' => "select id_notice, facettes from notices Where ". $match_axes ." AGAINST('+(BAKOUNINE BAKOUNINES BAKOUNIN)' IN BOOLEAN MODE) order by (MATCH(titres) AGAINST(' BAKOUNINE') * 1.5) + (MATCH(auteurs) AGAINST(' BAKOUNINE')) + (MATCH(other_terms) AGAINST(' BAKOUNINE') * 0.5) desc"],
+    ];
+  }
+}
+
+
+
+
 class MoteurRechercheSerieTest extends MoteurRechercheTestCase {
   public function expectedSql() {
     return [
@@ -799,7 +821,7 @@ class MoteurRecherchePhonetixCollisionTest extends MoteurRechercheTestCase {
   public function shouldNotUsePhonetix() {
     $this->mock_sql
       ->whenCalled('fetchAll')
-      ->with("select id_notice, facettes from notices Where MATCH(titres, auteurs, editeur, collection, matieres, dewey) AGAINST('+(JEAN JEANS) +(GENET GENETS) +(PARCOUR PARCOURS PARKOUR)' IN BOOLEAN MODE) order by (MATCH(alpha_titre) AGAINST(' JEAN GENET PARCOURS') * 1.5) + (MATCH(alpha_auteur) AGAINST(' JEAN GENET PARCOURS')) desc", true, false)
+      ->with("select id_notice, facettes from notices Where MATCH(titres, auteurs, editeur, collection, matieres, dewey) AGAINST('+(JEAN JEANS) +(GENET GENETS) +(PARCOUR PARCOURS PARKOUR)' IN BOOLEAN MODE) order by (MATCH(titres) AGAINST(' JEAN GENET PARCOURS') * 1.5) + (MATCH(auteurs) AGAINST(' JEAN GENET PARCOURS')) desc", true, false)
       ->answers( [
                   [1, '']
                   ] )
@@ -1021,11 +1043,11 @@ class MoteurRechercheExtendingTest extends MoteurRechercheTestCase {
   public function withoutResultShouldExtend() {
     $this->mock_sql
       ->whenCalled('fetchAll')
-      ->with("select id_notice, facettes from notices Where MATCH(titres, auteurs, editeur, collection, matieres, dewey) AGAINST('+(VIE VIES) +(GEEK GEEKS JEK)' IN BOOLEAN MODE) order by (MATCH(alpha_titre) AGAINST(' VIE GEEKS') * 1.5) + (MATCH(alpha_auteur) AGAINST(' VIE GEEKS')) desc", true, false)
+      ->with("select id_notice, facettes from notices Where MATCH(titres, auteurs, editeur, collection, matieres, dewey) AGAINST('+(VIE VIES) +(GEEK GEEKS JEK)' IN BOOLEAN MODE) order by (MATCH(titres) AGAINST(' VIE GEEKS') * 1.5) + (MATCH(auteurs) AGAINST(' VIE GEEKS')) desc", true, false)
       ->answers([])
 
       ->whenCalled('fetchAll')
-      ->with("select id_notice, facettes from notices Where MATCH(titres, auteurs, editeur, collection, matieres, dewey) AGAINST(' (VIE VIES)  (GEEK GEEKS JEK)') order by (MATCH(alpha_titre) AGAINST(' VIE GEEKS') * 1.5) + (MATCH(alpha_auteur) AGAINST(' VIE GEEKS')) desc", true, false)
+      ->with("select id_notice, facettes from notices Where MATCH(titres, auteurs, editeur, collection, matieres, dewey) AGAINST(' (VIE VIES)  (GEEK GEEKS JEK)') order by (MATCH(titres) AGAINST(' VIE GEEKS') * 1.5) + (MATCH(auteurs) AGAINST(' VIE GEEKS')) desc", true, false)
       ->answers([
                  [
                   1, ''
@@ -1047,7 +1069,7 @@ class MoteurRechercheExtendingTest extends MoteurRechercheTestCase {
   public function withoutResultWithNoExtensionParamShouldNotExtend() {
     $this->mock_sql
       ->whenCalled('fetchAll')
-      ->with("select id_notice, facettes from notices Where MATCH(titres, auteurs, editeur, collection, matieres, dewey) AGAINST('+(VIE VIES) +(GEEK GEEKS JEK)' IN BOOLEAN MODE) order by (MATCH(alpha_titre) AGAINST(' VIE GEEKS') * 1.5) + (MATCH(alpha_auteur) AGAINST(' VIE GEEKS')) desc", true, false)
+      ->with("select id_notice, facettes from notices Where MATCH(titres, auteurs, editeur, collection, matieres, dewey) AGAINST('+(VIE VIES) +(GEEK GEEKS JEK)' IN BOOLEAN MODE) order by (MATCH(titres) AGAINST(' VIE GEEKS') * 1.5) + (MATCH(auteurs) AGAINST(' VIE GEEKS')) desc", true, false)
       ->answers([
                  [1, '']
                  ])