diff --git a/core/config.class.inc.php b/core/config.class.inc.php
index cadf36fc5..8c57b91de 100644
--- a/core/config.class.inc.php
+++ b/core/config.class.inc.php
@@ -19,7 +19,7 @@
 
 define('ITOP_APPLICATION', 'iTop');
 define('ITOP_APPLICATION_SHORT', 'iTop');
-define('ITOP_VERSION', '2.5.0-beta');
+define('ITOP_VERSION', '2.6.0-dev');
 define('ITOP_REVISION', 'svn');
 define('ITOP_BUILD_DATE', '$WCNOW$');