diff --git a/.cruft.json b/.cruft.json
index a3aa74ac..95782991 100644
--- a/.cruft.json
+++ b/.cruft.json
@@ -11,7 +11,7 @@
             "project_repo_name": "rook",
             "project_readthedocs_name": "rook",
             "project_short_description": "A WPS service for roocs.",
-            "version": "0.4.1",
+            "version": "0.4.2",
             "open_source_license": "Apache Software License 2.0",
             "http_port": "5000",
             "_copy_without_render": [
diff --git a/Dockerfile b/Dockerfile
index df8629fe..92069cd2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # vim:set ft=dockerfile:
 FROM continuumio/miniconda3
 MAINTAINER https://github.com/roocs/rook
-LABEL Description="rook WPS" Vendor="Birdhouse" Version="0.4.1"
+LABEL Description="rook WPS" Vendor="Birdhouse" Version="0.4.2"
 
 # Update Debian system
 RUN apt-get update && apt-get install -y \
diff --git a/docs/source/conf.py b/docs/source/conf.py
index 443c2b19..885f3322 100755
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -125,7 +125,7 @@
 # The short X.Y version.
 # version = "0.1.0"
 # The full version, including alpha/beta/rc tags.
-release = "0.4.1"
+release = "0.4.2"
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/rook/__version__.py b/rook/__version__.py
index a8396ec2..7e5f91fd 100644
--- a/rook/__version__.py
+++ b/rook/__version__.py
@@ -6,4 +6,4 @@
 
 __author__ = """Carsten Ehbrecht"""
 __email__ = "ehbrecht@dkrz.de"
-__version__ = "0.4.1"
+__version__ = "0.4.2"
diff --git a/setup.cfg b/setup.cfg
index eb95b1f7..9c967368 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