diff --git a/VERSIONS_STABLE/hotline_#21243_fix_default_properties_overwrite_in_widget b/VERSIONS_STABLE/hotline_#21243_fix_default_properties_overwrite_in_widget
new file mode 100644
index 0000000000000000000000000000000000000000..0af2e10b3bffa5133dad965f3c1f7d97b51b3dda
--- /dev/null
+++ b/VERSIONS_STABLE/hotline_#21243_fix_default_properties_overwrite_in_widget
@@ -0,0 +1 @@
+ - ticket #21243: Correction des boîtes qui remplacent les préférences volontairement vidées par les préférences par défauts.
\ No newline at end of file
diff --git a/library/Class/Profil.php b/library/Class/Profil.php
index 55bd1bc50c31c8a135517dc6d1bc73fdcbfb7b1e..c854c5c7b57dcb04fce0733e9b09e24c6af7cf5b 100644
--- a/library/Class/Profil.php
+++ b/library/Class/Profil.php
@@ -593,7 +593,7 @@ class Class_Profil extends Storm_Model_Abstract {
 		$default_prefs = array_merge($default_prefs, ['id_module' => $id_module]);
 
 		$module['preferences'] = (!array_isset('preferences', $module)) ?
-			$default_prefs : array_merge($default_prefs, array_filter($module['preferences']));
+			$default_prefs : array_merge($default_prefs, $module['preferences']);
 
 		return $module;
 	}
diff --git a/tests/application/modules/admin/controllers/AccueilControllerConteneurDeuxColonnesTest.php b/tests/application/modules/admin/controllers/AccueilControllerConteneurDeuxColonnesTest.php
index 16cdc53ae4819a89aaefcce0149ebd9775bc2729..989a0429674f1866fff0ce60926ef0cec5ea2df0 100644
--- a/tests/application/modules/admin/controllers/AccueilControllerConteneurDeuxColonnesTest.php
+++ b/tests/application/modules/admin/controllers/AccueilControllerConteneurDeuxColonnesTest.php
@@ -281,7 +281,7 @@ class AccueilControllerConteneurDeuxColonnesNewTest extends Admin_AbstractContro
 		$this->dispatch('/opac?id_profil=34');
 
 		$this->assertXPathContentContains('//div', 'Le catalogue contient');
-		$this->assertXPathContentContains('//div', 'Recherche guidée', $this->_response->getBody());
+		$this->assertXPath('//div[contains(@class,"conteneur_deux_colonnes")]//div[contains(@class,"rech_guide")]');
 	}
 }