diff --git a/htdocs/commande/class/commande.class.php b/htdocs/commande/class/commande.class.php
index 86fcfbea1ad..4a6a197aa79 100644
--- a/htdocs/commande/class/commande.class.php
+++ b/htdocs/commande/class/commande.class.php
@@ -3960,6 +3960,7 @@ class Commande extends CommonOrder
 		$this->id = 0;
 		$this->ref = 'SPECIMEN';
 		$this->specimen = 1;
+		$this->entity = $conf->entity;
 		$this->socid = 1;
 		$this->date = time();
 		$this->date_lim_reglement = $this->date + 3600 * 24 * 30;
diff --git a/htdocs/core/modules/commande/doc/pdf_eratosthene.modules.php b/htdocs/core/modules/commande/doc/pdf_eratosthene.modules.php
index 78b3fa24a33..c035b190693 100644
--- a/htdocs/core/modules/commande/doc/pdf_eratosthene.modules.php
+++ b/htdocs/core/modules/commande/doc/pdf_eratosthene.modules.php
@@ -296,18 +296,18 @@ class pdf_eratosthene extends ModelePDFCommandes
 
 
 
-		if ($conf->commande->multidir_output[$conf->entity]) {
+		if (getMultidirOutput($object)) {
 			$object->fetch_thirdparty();
 
 			$deja_regle = 0;
 
 			// Definition of $dir and $file
 			if ($object->specimen) {
-				$dir = $conf->commande->multidir_output[$conf->entity];
+				$dir = getMultidirOutput($object);
 				$file = $dir."/SPECIMEN.pdf";
 			} else {
 				$objectref = dol_sanitizeFileName($object->ref);
-				$dir = $conf->commande->multidir_output[$object->entity]."/".$objectref;
+				$dir = getMultidirOutput($object)."/".$objectref;
 				$file = $dir."/".$objectref.".pdf";
 			}