diff --git a/htdocs/expedition/mods/pdf/pdf_expedition_merou.modules.php b/htdocs/expedition/mods/pdf/pdf_expedition_merou.modules.php
index ed8d33cef67..1254b1824c7 100644
--- a/htdocs/expedition/mods/pdf/pdf_expedition_merou.modules.php
+++ b/htdocs/expedition/mods/pdf/pdf_expedition_merou.modules.php
@@ -39,7 +39,7 @@ Class pdf_expedition_merou extends ModelePdfExpedition
 	 |element->commande,source->external,code->EXPEDITEUR \n
 	 |element->commande,source->external,code->DESTINATAIRE \n
 ";
-        $pdf->type = 'pdf';
+        $this->type = 'pdf';
 	}
 
 	//*****************************