diff --git a/htdocs/compta/facture/class/facture.class.php b/htdocs/compta/facture/class/facture.class.php
index e4140357370..adf00d69d82 100644
--- a/htdocs/compta/facture/class/facture.class.php
+++ b/htdocs/compta/facture/class/facture.class.php
@@ -3506,7 +3506,7 @@ class Facture extends CommonInvoice
 	 *  @param    	int		$offset			For pagination
 	 *  @param    	string	$sortfield		Sort criteria
 	 *  @param    	string	$sortorder		Sort order
-	 *  @return     int             		-1 if KO, array with result if OK
+	 *  @return     array|int             	-1 if KO, array with result if OK
 	 */
 	function liste_array($shortlist=0, $draft=0, $excluser='', $socid=0, $limit=0, $offset=0, $sortfield='f.datef,f.rowid', $sortorder='DESC')
 	{
@@ -3577,7 +3577,7 @@ class Facture extends CommonInvoice
 	 *	(Status validated or abandonned for a reason 'other') + not payed + no payment at all + not already replaced
 	 *
 	 *	@param		int		$socid		Id thirdparty
-	 *	@return    	array				Array of invoices ('id'=>id, 'ref'=>ref, 'status'=>status, 'paymentornot'=>0/1)
+	 *	@return    	array|int			Array of invoices ('id'=>id, 'ref'=>ref, 'status'=>status, 'paymentornot'=>0/1)
 	 */
 	function list_replacable_invoices($socid=0)
 	{