diff --git a/src/bootstrap.php b/src/bootstrap.php
index e93b8a6d..8f3ba62a 100644
--- a/src/bootstrap.php
+++ b/src/bootstrap.php
@@ -33,6 +33,7 @@ define('PSM_PATH_LANG', PSM_PATH_SRC . 'lang' . DIRECTORY_SEPARATOR);
 
 // user levels
 define('PSM_USER_ADMIN', 10);
+define('PSM_USER_MANAGER', 15);
 define('PSM_USER_USER', 20);
 define('PSM_USER_ANONYMOUS', 30);
 
@@ -92,4 +93,4 @@ if(!defined('PSM_INSTALL') || !PSM_INSTALL) {
 }
 
 $lang = psm_get_conf('language', 'en_US');
-psm_load_lang($lang);
\ No newline at end of file
+psm_load_lang($lang);