diff --git a/admin.php b/admin.php
index b89107e..d21166f 100644
--- a/admin.php
+++ b/admin.php
@@ -10,10 +10,6 @@
 // must be run within Dokuwiki
 if (!defined('DOKU_INC')) die();
 
-if (!defined('DOKU_LF')) define('DOKU_LF', "\n");
-if (!defined('DOKU_TAB')) define('DOKU_TAB', "\t");
-if (!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');
-
 /**
  * Admin component of the pagemove plugin. Provides the user interface.
  */