diff --git a/htdocs/core/boxes/box_funnel_of_prospection.php b/htdocs/core/boxes/box_funnel_of_prospection.php
index 6ffce6d781b..5b6130d8eb2 100644
--- a/htdocs/core/boxes/box_funnel_of_prospection.php
+++ b/htdocs/core/boxes/box_funnel_of_prospection.php
@@ -61,9 +61,9 @@ class box_funnel_of_prospection extends ModeleBoxes
 
 		$this->db = $db;
 
-		$this->enabled = ($conf->global->MAIN_FEATURES_LEVEL >= 1); // Not enabled by default, still need some work
+		$this->enabled = ($conf->global->MAIN_FEATURES_LEVEL >= 1 ? 1 : 0); // Not enabled by default, still need some work
 
-		$this->hidden = !($user->rights->projet->lire);
+		$this->hidden = empty($user->rights->projet->lire);
 	}
 
 	/**
diff --git a/htdocs/core/boxes/modules_boxes.php b/htdocs/core/boxes/modules_boxes.php
index 1e32a28f25c..9faf45932e2 100644
--- a/htdocs/core/boxes/modules_boxes.php
+++ b/htdocs/core/boxes/modules_boxes.php
@@ -56,7 +56,7 @@ class ModeleBoxes // Can't be abtract as it is instantiated to build "empty" box
 	/**
 	 * @var boolean Condition to have widget visible (in most cases, permissions)
 	 */
-	public $hidden = 0;
+	public $hidden = false;
 
 	/**
 	 * @var int Box definition database ID