diff --git a/htdocs/product/list.php b/htdocs/product/list.php
index 60efe50eb84..56d8b0bc504 100644
--- a/htdocs/product/list.php
+++ b/htdocs/product/list.php
@@ -428,7 +428,7 @@ if ($resql)
//'presend'=>$langs->trans("SendByMail"),
//'builddoc'=>$langs->trans("PDFMerge"),
);
- if ($user->rights->produit->supprimer) $arrayofmassactions['predelete']=''.$langs->trans("Delete");
+ if ($user->rights->produit->supprimer) $arrayofmassactions['predelete']="".$langs->trans("Delete");
if (in_array($massaction, array('presend','predelete'))) $arrayofmassactions=array();
$massactionbutton=$form->selectMassAction('', $arrayofmassactions);