diff --git a/docs/conf.py b/docs/conf.py
index 2dcdbaf..a094b10 100755
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -70,7 +70,7 @@
 # the built documents.
 #
 # The short X.Y version.
-version = "0.4.1"
+version = "0.4.2"
 # The full version, including alpha/beta/rc tags.
 release = version
 
diff --git a/roocs_utils/__init__.py b/roocs_utils/__init__.py
index 6b2c92f..99a5afe 100644
--- a/roocs_utils/__init__.py
+++ b/roocs_utils/__init__.py
@@ -5,7 +5,7 @@
 __contact__ = "eleanor.smith@stfc.ac.uk"
 __copyright__ = "Copyright 2018 United Kingdom Research and Innovation"
 __license__ = "BSD - see LICENSE file in top-level package directory"
-__version__ = "0.4.1"
+__version__ = "0.4.2"
 
 from roocs_utils.config import get_config
 import roocs_utils
diff --git a/setup.cfg b/setup.cfg
index fae8042..4d7f561 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.4.1
+current_version = 0.4.2
 commit = True
 tag = True
 
diff --git a/setup.py b/setup.py
index 78072bb..8403713 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@
 __contact__ = "eleanor.smith@stfc.ac.uk"
 __copyright__ = "Copyright 2018 United Kingdom Research and Innovation"
 __license__ = "BSD - see LICENSE file in top-level package directory"
-__version__ = "0.4.1"
+__version__ = "0.4.2"
 
 from setuptools import find_packages
 from setuptools import setup