diff --git a/htdocs/core/class/html.form.class.php b/htdocs/core/class/html.form.class.php
index ff9243ccafb..e69a0eb0bdc 100644
--- a/htdocs/core/class/html.form.class.php
+++ b/htdocs/core/class/html.form.class.php
@@ -4168,7 +4168,7 @@ class Form
 						$outvallabel .= ' ' . $langs->transnoentities("Units");
 					}
 
-					if ($objp->quantity > 1) {
+					if ($objp->quantity != 1) {
 						$optlabel .= " (" . price($objp->unitprice * (getDolGlobalString('DISPLAY_DISCOUNTED_SUPPLIER_PRICE') ? (1 - $objp->remise_percent / 100) : 1), 1, $langs, 0, 0, -1, $conf->currency) . "/" . $langs->trans("Unit") . ")"; // Do not use strtolower because it breaks utf8 encoding
 						$outvallabel .= " (" . price($objp->unitprice * (getDolGlobalString('DISPLAY_DISCOUNTED_SUPPLIER_PRICE') ? (1 - $objp->remise_percent / 100) : 1), 0, $langs, 0, 0, -1, $conf->currency) . "/" . $langs->transnoentities("Unit") . ")"; // Do not use strtolower because it breaks utf8 encoding
 					}