diff --git a/htdocs/lib/security.lib.php b/htdocs/lib/security.lib.php
index 1b9e7dbdde8..0deacb10c8d 100644
--- a/htdocs/lib/security.lib.php
+++ b/htdocs/lib/security.lib.php
@@ -155,7 +155,7 @@ function dol_loginfunction($langs,$conf,$mysoc)
 	$select_entity='';
 	if (! empty($conf->global->MAIN_MODULE_MULTICOMPANY))
 	{
-		require_once(DOL_DOCUMENT_ROOT.'/multicompany/multicompany.class.php');
+		require_once(DOL_DOCUMENT_ROOT.'/multicompany/class/multicompany.class.php');
 
 		$mc = new Multicompany($db);
 		$mc->getEntities(0,1);