diff --git a/CHANGELOG.md b/CHANGELOG.md
index 58534a476d65488f59b8a188f90542eb4c8774bc..be44a47d1a0c79c8a4fa39f382d4d3a0e22439f6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,20 +10,27 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed ###
 
-- `JsonSchemaParser` now identifies `name` properties in the schema with the
-  CaosDB name property.
-
 ### Deprecated ###
 
 ### Removed ###
 
 ### Fixed ###
 
+### Security ###
+
+## [0.4.1] - 2022-05-03 ##
+(Henrik tom Wörden)
+
+### Changed ###
+
+- `JsonSchemaParser` now identifies `name` properties in the schema with the
+  CaosDB name property.
+
+### Fixed ###
+
 - [#40](https://gitlab.com/caosdb/caosdb-advanced-user-tools/-/issues/40)
   `assure_object_is_in_list` now handles adding objects to an initially empty list correctly.
 
-### Security ###
-
 ## [0.4.0] - 2022-04-05  ##
 
 ### Added ###
diff --git a/RELEASE_GUIDELINES.md b/RELEASE_GUIDELINES.md
index e71234b8e2bc95f954ffbebdc26acf6edd8e0b2d..7592b02d8084d3a5e6419ae66b61331026f2766c 100644
--- a/RELEASE_GUIDELINES.md
+++ b/RELEASE_GUIDELINES.md
@@ -9,7 +9,7 @@ guidelines of the CaosDB Project
 * All tests are passing.
 * FEATURES.md is up-to-date and a public API is being declared in that document.
 * CHANGELOG.md is up-to-date.
-* DEPENDENCIES.md is up-to-date.
+* dependencies in `setup.py` are up-to-date.
 
 ## Steps
 
diff --git a/setup.py b/setup.py
index 8dc4be73b4655077c2cb6c8eed126e0e25e9d9ac..9988a3afc6f2afda29942af4569c5f32b74f40e6 100755
--- a/setup.py
+++ b/setup.py
@@ -49,7 +49,7 @@ MAJOR = 0
 MINOR = 4
 MICRO = 1
 PRE = ""  # e.g. rc0, alpha.1, 0.beta-23
-ISRELEASED = False
+ISRELEASED = True
 
 if PRE:
     VERSION = "{}.{}.{}-{}".format(MAJOR, MINOR, MICRO, PRE)
diff --git a/src/doc/conf.py b/src/doc/conf.py
index 5f62cac4bb61282c755cd069aba9b04aa077360b..c7f82a99d3b287ca72ca57430b2d4b868539d39e 100644
--- a/src/doc/conf.py
+++ b/src/doc/conf.py
@@ -27,9 +27,9 @@ copyright = '2021, IndiScale GmbH'
 author = 'Daniel Hornung'
 
 # The short X.Y version
-version = '0.4.0'
+version = '0.4.1'
 # The full version, including alpha/beta/rc tags
-release = '0.4.0'
+release = '0.4.1'
 
 
 # -- General configuration ---------------------------------------------------