diff --git a/htdocs/compta/facture/card-rec.php b/htdocs/compta/facture/card-rec.php
index 06e9a762bca..96faccfd3e5 100644
--- a/htdocs/compta/facture/card-rec.php
+++ b/htdocs/compta/facture/card-rec.php
@@ -3,7 +3,7 @@
  * Copyright (C) 2004-2016  Laurent Destailleur     <eldy@users.sourceforge.net>
  * Copyright (C) 2005-2012  Regis Houssin           <regis.houssin@inodbox.com>
  * Copyright (C) 2013       Florian Henry           <florian.henry@open-concept.pro>
- * Copyright (C) 2013       Juanjo Menent           <jmenent@2byte.es>
+ * Copyright (C) 2013-2023  Juanjo Menent           <jmenent@2byte.es>
  * Copyright (C) 2015       Jean-François Ferry     <jfefe@aternatik.fr>
  * Copyright (C) 2012       Cedric Salvador         <csalvador@gpcsolutions.fr>
  * Copyright (C) 2015       Alexandre Spangaro      <aspangaro@open-dsi.fr>
@@ -637,7 +637,7 @@ if (empty($reshook)) {
 				$info_bits |= 0x01;
 			}
 
-			if ($usercanproductignorepricemin && (!empty($price_min) && (price2num($pu_ht) * (1 - price2num($remise_percent) / 100) < price2num($price_min)))) {
+			if ($usercanproductignorepricemin && (!empty($price_min) && (price2num($pu_ht) * (1 - price2num((float)$remise_percent) / 100) < price2num($price_min)))) {
 				$mesg = $langs->trans("CantBeLessThanMinPrice", price(price2num($price_min, 'MU'), 0, $langs, 0, 0, - 1, $conf->currency));
 				setEventMessages($mesg, null, 'errors');
 			} else {