diff --git a/index.php b/index.php
index db2106b9..7c880361 100644
--- a/index.php
+++ b/index.php
@@ -1,7 +1,7 @@
 <?php
 // set up and purify the environment
 define("DEBUG", false);
-define("VERSION", '2.1-rc2');
+define("VERSION", 'trunk');
 
 if(DEBUG) {
 	error_reporting(E_ALL);