diff --git a/htdocs/compta/facture/card.php b/htdocs/compta/facture/card.php
index a613581f5aa..f438a5ab6b9 100644
--- a/htdocs/compta/facture/card.php
+++ b/htdocs/compta/facture/card.php
@@ -1075,6 +1075,7 @@ if (empty($reshook))
 								$TTotalByTva = array();
 								foreach ($srcobject->lines as &$line)
 								{
+									if(! empty($line->special_code)) continue;
 									$TTotalByTva[$line->tva_tx] += $line->total_ttc ;
 								}