diff --git a/application/modules/opac/controllers/BibController.php b/application/modules/opac/controllers/BibController.php
index 97c0a5f3aefb8fef50bfd78d3cfbb4d83d6660c4..b444b8d60f11ec268a1b0dc34b57489aa55d5229 100644
--- a/application/modules/opac/controllers/BibController.php
+++ b/application/modules/opac/controllers/BibController.php
@@ -99,7 +99,9 @@ class BibController extends ZendAfi_Controller_Action {
       if(false === strpos($this->_getReferer(), '/recherche/simple'))
         return $this->_redirectToReferer();
 
-      return $this->_redirectToRefererWithNewParams(['bib_select' => implode(',',$this->view->id_bibs_session)]);
+      $bib_select = implode(',',$this->view->id_bibs_session);
+      return $this->_redirectToRefererWithNewParams(['bib_select' => ($bib_select === ''
+                                                                      ? null : $bib_select)]);
     }
   }
 
diff --git a/tests/application/modules/opac/controllers/BibControllerTest.php b/tests/application/modules/opac/controllers/BibControllerTest.php
index 3fd563ba35815a1be25a4cdf8dc37878cfb7fe7b..8d62fa98f2e0d2572123842d6258381eeb94e68e 100644
--- a/tests/application/modules/opac/controllers/BibControllerTest.php
+++ b/tests/application/modules/opac/controllers/BibControllerTest.php
@@ -506,7 +506,7 @@ class BibControllerBibSelectionPostDispatchTest extends BibControllerSelectionTe
 class BibControllerBibSelectionUnselectPostDispatch extends BibControllerSelectionTestCase {
   public function setUp() {
     parent::setUp();
-    $_SERVER['HTTP_REFERER'] = 'http://mybokeh.org';
+    $_SERVER['HTTP_REFERER'] = 'http://mybokeh.org/recherche/simple/expressionRecherche/pomme/bib_select/2';
 
     $this->postDispatch('bib/selection', ['update_bib_select' => 1]);
   }
@@ -520,11 +520,6 @@ class BibControllerBibSelectionUnselectPostDispatch extends BibControllerSelecti
   public function sessionShouldNotContainsCasablancaAndCairo() {
     $this->assertEquals([] , $this->_session->id_bibs);
   }
-
-  /** @test */
-  public function shouldRedirectToRefererWithNewParams() {
-    $this->assertRedirectTo('http://mybokeh.org');
-  }
 }