diff --git a/htdocs/expedition/fiche.php b/htdocs/expedition/fiche.php
index 54366d0a989..fa1fe0872ed 100644
--- a/htdocs/expedition/fiche.php
+++ b/htdocs/expedition/fiche.php
@@ -29,6 +29,7 @@
 
 require("../main.inc.php");
 require_once(DOL_DOCUMENT_ROOT."/expedition/expedition.class.php");
+require_once(DOL_DOCUMENT_ROOT."/includes/modules/expedition/pdf/ModelePdfExpedition.class.php");
 require_once(DOL_DOCUMENT_ROOT."/html.formfile.class.php");
 require_once(DOL_DOCUMENT_ROOT."/product/html.formproduct.class.php");
 require_once(DOL_DOCUMENT_ROOT."/lib/product.lib.php");