diff --git a/htdocs/fourn/facture/paiementfourn.class.php b/htdocs/fourn/facture/paiementfourn.class.php
index 2ddcfca4b88..77ee130f0f3 100644
--- a/htdocs/fourn/facture/paiementfourn.class.php
+++ b/htdocs/fourn/facture/paiementfourn.class.php
@@ -20,6 +20,7 @@
  * $Source$
  *
  */
+require(DOL_DOCUMENT_ROOT."/compta/bank/account.class.php");
 
 class PaiementFourn
 {