diff --git a/htdocs/contrat/fiche.php b/htdocs/contrat/fiche.php
index 9c1f1ae2973..77553e67d13 100644
--- a/htdocs/contrat/fiche.php
+++ b/htdocs/contrat/fiche.php
@@ -432,7 +432,7 @@ else if ($action == 'addline' && $user->rights->contrat->creer)
             }
 
            	$desc = $prod->description;
-           	$desc.= $prod->description && GETPOST('desc') ? "\n" : "";
+           	$desc.= $prod->description && GETPOST('np_desc') ? "\n" : "";
            	$desc.= GETPOST('np_desc');
         }
         else