diff --git a/install/sql/ispconfig3.sql b/install/sql/ispconfig3.sql
index bee5ae751a2e982c8a25d9d06a45ed36eb9cc9b4..faa1ca35dce236c2c9d6a7f4dd04e1394f7980b8 100644
--- a/install/sql/ispconfig3.sql
+++ b/install/sql/ispconfig3.sql
@@ -2287,7 +2287,7 @@ INSERT INTO `sys_user` (`userid`, `sys_userid`, `sys_groupid`, `sys_perm_user`,
 -- Dumping data for table `sys_config`
 --
 
-INSERT INTO sys_config VALUES ('db','db_version','3.0.5.4dev');
+INSERT INTO sys_config VALUES ('db','db_version','3.0.5.4b1');
 INSERT INTO sys_config VALUES ('interface','session_timeout','0');
 
 SET FOREIGN_KEY_CHECKS = 1;
diff --git a/install/tpl/config.inc.php.master b/install/tpl/config.inc.php.master
index a1b55d91a3fe2e311a1656b36a181fe73c2d913e..0b59147de86396bb49d9dc49fbedc6973ca74620 100644
--- a/install/tpl/config.inc.php.master
+++ b/install/tpl/config.inc.php.master
@@ -56,7 +56,7 @@ $revision = str_replace(array('Revision:','$',' '), '', $svn_revision);
 
 //** Application
 define('ISPC_APP_TITLE', 'ISPConfig');
-define('ISPC_APP_VERSION', '3.0.5.4dev');
+define('ISPC_APP_VERSION', '3.0.5.4b1');
 define('DEVSYSTEM', 0);
 
 
diff --git a/interface/lib/config.inc.php b/interface/lib/config.inc.php
index 3007f24caac2314337ea702b1cc4dd9605ce7a6f..70d81e7bc1ed8acca87c6406788ea25966261d86 100644
--- a/interface/lib/config.inc.php
+++ b/interface/lib/config.inc.php
@@ -44,7 +44,7 @@ $revision = str_replace(array('Revision:', '$', ' '), '', $svn_revision);
 
 //** Application
 define('ISPC_APP_TITLE', 'ISPConfig');
-define('ISPC_APP_VERSION', '3.0.5.4dev');
+define('ISPC_APP_VERSION', '3.0.5.4b1');
 define('DEVSYSTEM', 0);