diff --git a/htdocs/core/class/conf.class.php b/htdocs/core/class/conf.class.php
index 7d344717514..4136cef1be5 100644
--- a/htdocs/core/class/conf.class.php
+++ b/htdocs/core/class/conf.class.php
@@ -309,7 +309,7 @@ class Conf
 			{
 				if (!empty($this->$module->enabled))
 				{
-					foreach ($dirs as $type => $name)
+					foreach ($dirs as $type => $name)  // $type is 'output' or 'temp'
 					{
 						$subdir = ($type == 'temp' ? '/temp' : '');
 						// For multicompany sharings