diff --git a/htdocs/fourn/facture/paiementfourn.class.php b/htdocs/fourn/facture/paiementfourn.class.php
index 77ee130f0f3..75e00afa3bf 100644
--- a/htdocs/fourn/facture/paiementfourn.class.php
+++ b/htdocs/fourn/facture/paiementfourn.class.php
@@ -20,7 +20,7 @@
  * $Source$
  *
  */
-require(DOL_DOCUMENT_ROOT."/compta/bank/account.class.php");
+require_once(DOL_DOCUMENT_ROOT."/compta/bank/account.class.php");
 
 class PaiementFourn
 {