diff --git a/htdocs/fourn/commande/dispatch.php b/htdocs/fourn/commande/dispatch.php
index fa56fd95b0f..333af9f4601 100644
--- a/htdocs/fourn/commande/dispatch.php
+++ b/htdocs/fourn/commande/dispatch.php
@@ -30,6 +30,7 @@ require("../../main.inc.php");
 require_once(DOL_DOCUMENT_ROOT.'/includes/modules/supplier_order/modules_commandefournisseur.php');
 require_once(DOL_DOCUMENT_ROOT."/product/stock/entrepot.class.php");
 require_once(DOL_DOCUMENT_ROOT."/lib/fourn.lib.php");
+require_once(DOL_DOCUMENT_ROOT."/fourn/fournisseur.commande.class.php");
 if ($conf->projet->enabled)	require_once(DOL_DOCUMENT_ROOT.'/projet/project.class.php');
 
 $langs->load('orders');
diff --git a/htdocs/fourn/commande/history.php b/htdocs/fourn/commande/history.php
index 715b9b12577..824aeed8a16 100644
--- a/htdocs/fourn/commande/history.php
+++ b/htdocs/fourn/commande/history.php
@@ -27,6 +27,7 @@
 
 require("../../main.inc.php");
 require_once(DOL_DOCUMENT_ROOT."/lib/fourn.lib.php");
+require_once(DOL_DOCUMENT_ROOT."/fourn/fournisseur.commande.class.php");
 
 $langs->load("orders");
 $langs->load("suppliers");
diff --git a/htdocs/fourn/commande/note.php b/htdocs/fourn/commande/note.php
index 5805088b31c..ec989add51c 100644
--- a/htdocs/fourn/commande/note.php
+++ b/htdocs/fourn/commande/note.php
@@ -27,6 +27,7 @@
 
 require("../../main.inc.php");
 require_once(DOL_DOCUMENT_ROOT."/lib/fourn.lib.php");
+require_once(DOL_DOCUMENT_ROOT."/fourn/fournisseur.commande.class.php");
 
 $langs->load("orders");
 $langs->load("suppliers");