diff --git a/htdocs/includes/modules/DolibarrModules.class.php b/htdocs/includes/modules/DolibarrModules.class.php
index 8e696468d0b..da536757268 100644
--- a/htdocs/includes/modules/DolibarrModules.class.php
+++ b/htdocs/includes/modules/DolibarrModules.class.php
@@ -1082,7 +1082,7 @@ class DolibarrModules
 					$name      = $constname.strtoupper($this->dirs[$key][0]);
 				}
 
-				// Define directory full path
+				// Define directory full path ($dir must start with "/")
 				if (empty($conf->global->MAIN_MODULE_MULTICOMPANY) || $conf->entity == 1) $fulldir = DOL_DATA_ROOT.$dir;
 				else $fulldir = DOL_DATA_ROOT."/".$conf->entity.$dir;
 				// Create dir if it does not exists
diff --git a/htdocs/includes/modules/modUser.class.php b/htdocs/includes/modules/modUser.class.php
index a44e931bcf0..508c21965c3 100644
--- a/htdocs/includes/modules/modUser.class.php
+++ b/htdocs/includes/modules/modUser.class.php
@@ -63,7 +63,7 @@ class modUser extends DolibarrModules
 		$this->picto='group';
 
 		// Data directories to create when module is enabled
-		$this->dirs = array("users/temp");
+		$this->dirs = array("/users/temp");
 
 		// Config pages
 		$this->config_page_url = array("/admin/user.php");