diff --git a/htdocs/product/card.php b/htdocs/product/card.php
index b5f34e20a8d..2525e5c3d7b 100644
--- a/htdocs/product/card.php
+++ b/htdocs/product/card.php
@@ -1080,7 +1080,7 @@ else
             print_fiche_titre($langs->trans('Modify').' '.$type.' : '.(is_object($object->oldcopy)?$object->oldcopy->ref:$object->ref), "");
 
             // Main official, simple, and not duplicated code
-            print '<form action="'.$_SERVER['PHP_SELF'].'" method="POST">'."\n";
+            print '<form action="'.$_SERVER['PHP_SELF'].'?id='.$object->id.'" method="POST">'."\n";
             print '<input type="hidden" name="token" value="'.$_SESSION['newtoken'].'">';
             print '<input type="hidden" name="action" value="update">';
             print '<input type="hidden" name="id" value="'.$object->id.'">';