diff --git a/VERSION.txt b/VERSION.txt
index ad9e446d8..27b8cad91 100644
--- a/VERSION.txt
+++ b/VERSION.txt
@@ -1 +1 @@
-4.2.8
+4.2.9
diff --git a/debian/changelog b/debian/changelog
index 706f6708b..f3f0ffc39 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+pywps (4.2.9) trusty; urgency=medium
+
+  * fix bbox (#551, #552)
+  * fix CDATA tag in json serialisation (#555)
+
+ -- Carsten Ehbrecht <ehbrecht@dkrz.de>  Fri, 11 Dec 2020 18:00:00 +0000
+
 pywps (4.2.8) trusty; urgency=medium
 
   * update scheduler with drmaa config (#547).
diff --git a/pywps/__init__.py b/pywps/__init__.py
index 52278ea6a..2f23def0a 100644
--- a/pywps/__init__.py
+++ b/pywps/__init__.py
@@ -9,7 +9,7 @@
 
 from lxml.builder import ElementMaker
 
-__version__ = '4.2.8'
+__version__ = '4.2.9'
 
 LOGGER = logging.getLogger('PYWPS')
 LOGGER.debug('setting core variables')