diff --git a/htdocs/compta/facture/card.php b/htdocs/compta/facture/card.php
index 7b0d7fcf869..8a2b5b150e4 100644
--- a/htdocs/compta/facture/card.php
+++ b/htdocs/compta/facture/card.php
@@ -4118,17 +4118,13 @@ if ($action == 'create')
 	print '<table class="nobordernopadding" width="100%"><tr><td>';
 	print $langs->trans('DateInvoice');
 	print '</td>';
-	if ($object->type != Facture::TYPE_CREDIT_NOTE && $action != 'editinvoicedate' && !empty($object->brouillon) && $usercancreate && empty($conf->global->FAC_FORCE_DATE_VALIDATION))
+	if ($action != 'editinvoicedate' && !empty($object->brouillon) && $usercancreate && empty($conf->global->FAC_FORCE_DATE_VALIDATION))
 		print '<td class="right"><a class="editfielda" href="'.$_SERVER["PHP_SELF"].'?action=editinvoicedate&amp;facid='.$object->id.'">'.img_edit($langs->trans('SetDate'), 1).'</a></td>';
 	print '</tr></table>';
 	print '</td><td>';
 
-	if ($object->type != Facture::TYPE_CREDIT_NOTE) {
-		if ($action == 'editinvoicedate') {
-			$form->form_date($_SERVER['PHP_SELF'].'?facid='.$object->id, $object->date, 'invoicedate');
-		} else {
-			print dol_print_date($object->date, 'day');
-		}
+	if ($action == 'editinvoicedate') {
+		$form->form_date($_SERVER['PHP_SELF'].'?facid='.$object->id, $object->date, 'invoicedate');
 	} else {
 		print dol_print_date($object->date, 'day');
 	}
diff --git a/htdocs/projet/element.php b/htdocs/projet/element.php
index 026aeae32d9..f6bb28edd56 100644
--- a/htdocs/projet/element.php
+++ b/htdocs/projet/element.php
@@ -729,7 +729,7 @@ foreach ($listofreferent as $key => $value)
                                     || !empty($dates) && empty($datee) && $loanSchedule->datep >= $dates && $loanSchedule->datep <= dol_now()
                                     || empty($dates) && !empty($datee) && $loanSchedule->datep <= $datee
                                 ) {
-                                    $total_ht_by_line = -$loanSchedule->amount_capital;
+                                    $total_ht_by_line -= $loanSchedule->amount_capital;
                                 }
                             }
                         }