diff --git a/htdocs/contrat/fiche.php b/htdocs/contrat/fiche.php
index b098a8d093a..fb4183cfa4d 100644
--- a/htdocs/contrat/fiche.php
+++ b/htdocs/contrat/fiche.php
@@ -1358,7 +1358,7 @@ else
                 else print '<a class="butActionRefused" href="#" title="'.$langs->trans("NotEnoughPermissions").'">'.$langs->trans("Validate").'</a>';
             }
 
-            if ($conf->facture->enabled && $object->statut > 0)
+            if ($conf->facture->enabled && $object->statut > 0 && $object->nbofservicesclosed < $nbofservices)
             {
                 $langs->load("bills");
                 if ($user->rights->facture->creer) print '<a class="butAction" href="'.DOL_URL_ROOT.'/compta/facture.php?action=create&amp;origin='.$object->element.'&amp;originid='.$object->id.'&amp;socid='.$object->thirdparty->id.'">'.$langs->trans("CreateBill").'</a>';