diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index 7c803a0b8a9..3ef8241f83f 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -576,8 +576,7 @@ abstract class CommonObject
 
         if (empty($this->socid)) return 0;
 
-	if (!class_exists('Societe'))
-		require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+	require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
 
         $thirdparty = new Societe($this->db);
         $result=$thirdparty->fetch($this->socid);