diff --git a/admin/addon-settings.php b/admin/addon-settings.php
index 7253ee0..e7c93a1 100644
--- a/admin/addon-settings.php
+++ b/admin/addon-settings.php
@@ -15,7 +15,7 @@
 
 // dependancy
 require_once BT_ROOT.'inc/addons.php';
-require_once BT_ROOT.'admin/inc/addons.php';
+require_once BT_ROOT_ADMIN.'inc/addons.php';
 
 
 /**
diff --git a/admin/addons.php b/admin/addons.php
index fa006f9..1a9db07 100644
--- a/admin/addons.php
+++ b/admin/addons.php
@@ -15,7 +15,7 @@
 
 // dependancy
 require_once BT_ROOT.'inc/addons.php';
-require_once BT_ROOT.'admin/inc/addons.php';
+require_once BT_ROOT_ADMIN.'inc/addons.php';
 
 
 /**
diff --git a/admin/inc/boot.php b/admin/inc/boot.php
index 2b92bad..d4e5683 100644
--- a/admin/inc/boot.php
+++ b/admin/inc/boot.php
@@ -11,15 +11,16 @@
 # You can redistribute it under the terms of the MIT / X11 Licence.
 # *** LICENSE ***
 
+define('BT_ROOT_ADMIN', dirname(dirname(__file__)).'/');
 define('IS_IN_ADMIN', true);
-require_once '../inc/boot.php';
 
+require_once '../inc/boot.php';
 
-require_once BT_ROOT.'admin/inc/auth.php'; // Security, dont move !
-require_once BT_ROOT.'admin/inc/filesystem.php';
-require_once BT_ROOT.'admin/inc/form.php';
-require_once BT_ROOT.'admin/inc/sqli.php';
-require_once BT_ROOT.'admin/inc/tpl.php'; // no choice !
+require_once BT_ROOT_ADMIN.'inc/auth.php'; // Security, dont move !
+require_once BT_ROOT_ADMIN.'inc/filesystem.php';
+require_once BT_ROOT_ADMIN.'inc/form.php';
+require_once BT_ROOT_ADMIN.'inc/sqli.php';
+require_once BT_ROOT_ADMIN.'inc/tpl.php'; // no choice !
 
 // Some actions are not required on install and login pages
 if (!defined('BT_RUN_INSTALL') && !defined('BT_RUN_LOGIN')) {
diff --git a/admin/links.php b/admin/links.php
index 1d8c56c..bf12444 100755
--- a/admin/links.php
+++ b/admin/links.php
@@ -12,7 +12,7 @@
 # *** LICENSE ***
 
 require_once 'inc/boot.php';
-require_once BT_ROOT.'admin/inc/links.php';
+require_once BT_ROOT_ADMIN.'inc/links.php';
 
 
 $vars = array(
diff --git a/inc/boot.php b/inc/boot.php
index 1e94b3f..1097471 100644
--- a/inc/boot.php
+++ b/inc/boot.php
@@ -203,7 +203,6 @@ function secure_host_to_path($http_host)
 
 // Constants: folders
 define('DIR_ADDONS', BT_ROOT.'addons/');
-define('DIR_ADMIN', BT_ROOT.'admin/');
 define('DIR_BACKUP', BT_ROOT.'bt_backup/');
 define('DIR_CONFIG', BT_ROOT.'config/');
 define('DIR_DATABASES', BT_ROOT.'databases/');
diff --git a/inc/util.php b/inc/util.php
index 710b504..a28b9c5 100644
--- a/inc/util.php
+++ b/inc/util.php
@@ -250,17 +250,18 @@ function lang_load_land($admin)
         $GLOBALS['lang'] = '';
     }
 
-    $path = '';
-    if ($admin === true) {
-        $path = 'admin/';
+    if ($admin === true && defined('BT_ROOT_ADMIN')) {
+        $path = BT_ROOT_ADMIN;
+    } else {
+        $path = BT_ROOT;
     }
     switch ($GLOBALS['lang']) {
         case 'en':
-            require_once BT_ROOT.$path.'inc/lang/en_en.php';
+            require_once $path.'inc/lang/en_en.php';
             break;
         case 'fr':
         default:
-            require_once BT_ROOT.$path.'inc/lang/fr_fr.php';
+            require_once $path.'inc/lang/fr_fr.php';
     }
 }