diff --git a/htdocs/categories/class/categorie.class.php b/htdocs/categories/class/categorie.class.php
index 007542f2a2a..7173ad4f122 100644
--- a/htdocs/categories/class/categorie.class.php
+++ b/htdocs/categories/class/categorie.class.php
@@ -215,7 +215,8 @@ class Categorie
 		$this->label=trim($this->label);
 		$this->description=trim($this->description);
 		$this->parentId = ($this->id_mere) != "" ? intval($this->id_mere) : 0;
-
+		$this->visible = ($this->visible) != "" ? intval($this->visible) : 0;
+		
 		if ($this->already_exists())
 		{
 			$this->error=$langs->trans("ImpossibleUpdateCat");