diff --git a/ccm-cms/sql/ccm-cms/default/upgrade/6.6.2-6.6.3/create_orgaunit_hierarchy_table.sql b/ccm-cms/sql/ccm-cms/default/upgrade/6.6.3-6.6.4/create_orgaunit_hierarchy_table.sql
similarity index 100%
rename from ccm-cms/sql/ccm-cms/default/upgrade/6.6.2-6.6.3/create_orgaunit_hierarchy_table.sql
rename to ccm-cms/sql/ccm-cms/default/upgrade/6.6.3-6.6.4/create_orgaunit_hierarchy_table.sql
diff --git a/ccm-cms/sql/ccm-cms/default/upgrade/6.6.2-6.6.3/create_publish_lock_table.sql b/ccm-cms/sql/ccm-cms/default/upgrade/6.6.3-6.6.4/create_publish_lock_table.sql
similarity index 100%
rename from ccm-cms/sql/ccm-cms/default/upgrade/6.6.2-6.6.3/create_publish_lock_table.sql
rename to ccm-cms/sql/ccm-cms/default/upgrade/6.6.3-6.6.4/create_publish_lock_table.sql
diff --git a/ccm-cms/sql/ccm-cms/upgrade/postgres-6.6.3-6.6.4.sql b/ccm-cms/sql/ccm-cms/upgrade/postgres-6.6.3-6.6.4.sql
new file mode 100644
index 000000000..929312b75
--- /dev/null
+++ b/ccm-cms/sql/ccm-cms/upgrade/postgres-6.6.3-6.6.4.sql
@@ -0,0 +1,31 @@
+--
+-- Copyright (C) 2011 Peter Boy All Rights Reserved.
+--
+-- This library is free software; you can redistribute it and/or
+-- modify it under the terms of the GNU Lesser General Public License
+-- as published by the Free Software Foundation; either version 2.1 of
+-- the License, or (at your option) any later version.
+--
+-- This library is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+-- Lesser General Public License for more details.
+--
+-- You should have received a copy of the GNU Lesser General Public
+-- License along with this library; if not, write to the Free Software
+-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+--
+-- $DateTime: 2011/09/06 23:15:09 $
+
+-- This update is only applicable for the internal development tree at
+-- University of Bremen !  Don't use for the APLAWS main trunk on
+-- fedorahosted!
+
+\echo ScientificCMS 6.6.3 -> 6.6.4 Upgrade Script (PostgreSQL)
+
+begin;
+
+\i ../default/upgrade/6.6.2-6.6.3/create_orgaunit_hierarchy_table.sql
+\i ../default/upgrade/6.6.2-6.6.3/create_publish_lock_table.sql
+
+commit;
\ No newline at end of file
diff --git a/ccm-cms/src/ccm-cms.upgrade b/ccm-cms/src/ccm-cms.upgrade
index 0c67c000a..857dd129f 100755
--- a/ccm-cms/src/ccm-cms.upgrade
+++ b/ccm-cms/src/ccm-cms.upgrade
@@ -47,4 +47,8 @@
     <!-- This update is only applicable for the development tree at UHB!  -->
     <script sql="ccm-cms/upgrade/::database::-6.6.2-6.6.3.sql"/>
   </version>
+ <version from="6.6.3" to="6.6.4">
+    <!-- This update is only applicable for the development tree at UHB!  -->
+    <script sql="ccm-cms/upgrade/::database::-6.6.3-6.6.4.sql"/>
+  </version>
 </upgrade>