diff --git a/actions/newnotice.php b/actions/newnotice.php
index 34790a5ea8..b2de52a9e5 100644
--- a/actions/newnotice.php
+++ b/actions/newnotice.php
@@ -19,7 +19,7 @@
 
 if (!defined('LACONICA')) { exit(1); }
 
-require_once INSTALL_DIR . '/lib/noticelist.php';
+require_once INSTALLDIR . '/lib/noticelist.php';
 
 class NewnoticeAction extends Action {