diff --git a/htdocs/compta/facture.php b/htdocs/compta/facture.php
index 63d87cfba31..32333d2f1e1 100644
--- a/htdocs/compta/facture.php
+++ b/htdocs/compta/facture.php
@@ -2400,7 +2400,7 @@ if ($action == 'create')
 	}
 
 	// Payment term
-	print '<tr><td class="nowrap">' . $langs->trans('PaymentConditionsShort') . '</td><td colspan="2">';
+	print '<tr><td class="nowrap fieldrequired">' . $langs->trans('PaymentConditionsShort') . '</td><td colspan="2">';
 	$form->select_conditions_paiements(isset($_POST['cond_reglement_id']) ? $_POST['cond_reglement_id'] : $cond_reglement_id, 'cond_reglement_id');
 	print '</td></tr>';