diff --git a/VERSION.txt b/VERSION.txt
index fcdb2e109..6aba2b245 100644
--- a/VERSION.txt
+++ b/VERSION.txt
@@ -1 +1 @@
-4.0.0
+4.2.0
diff --git a/docs/conf.py b/docs/conf.py
index 615e45ef4..3ae209602 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -20,14 +20,16 @@
 release = version
 latex_logo = '_static/pywps.png'
 
-extensions = ['sphinx.ext.extlinks',
-              'sphinx.ext.autodoc',
-              'sphinx.ext.todo',
-              'sphinx.ext.mathjax',
-              'sphinx.ext.viewcode',
-              'sphinx.ext.napoleon',
-              'pywps.ext_autodoc',
-            ]
+extensions = [
+    'sphinx.ext.extlinks',
+    'sphinx.ext.autodoc',
+    'sphinx.ext.todo',
+    'sphinx.ext.mathjax',
+    'sphinx.ext.viewcode',
+    'sphinx.ext.napoleon',
+    'pywps.ext_autodoc'
+]
+
 exclude_patterns = ['_build']
 source_suffix = '.rst'
 master_doc = 'index'
@@ -37,7 +39,7 @@
 html_static_path = ['_static']
 
 htmlhelp_basename = 'PyWPSdoc'
-#html_logo = 'pywps.png'
+# html_logo = 'pywps.png'
 
 html_theme = 'alabaster'
 # alabaster settings
@@ -59,6 +61,7 @@
     'logo_name': False
 }
 
+
 class Mock(object):
     def __init__(self, *args, **kwargs):
         pass
@@ -77,7 +80,7 @@ def __getattr__(cls, name):
 
 MOCK_MODULES = ['lxml', 'lxml.etree', 'lxml.builder']
 
-#with open('../requirements.txt') as f:
+# with open('../requirements.txt') as f:
 #    MOCK_MODULES = f.read().splitlines()
 
 for mod_name in MOCK_MODULES:
diff --git a/pywps/__init__.py b/pywps/__init__.py
index 0eed7a53e..8de05a474 100644
--- a/pywps/__init__.py
+++ b/pywps/__init__.py
@@ -9,7 +9,7 @@
 
 from lxml.builder import ElementMaker
 
-__version__ = '4.0.0'
+__version__ = '4.2.0'
 
 LOGGER = logging.getLogger('PYWPS')
 LOGGER.debug('setting core variables')