diff --git a/CITATION.cff b/CITATION.cff
index e5b39fdac0..91348d3282 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -21,7 +21,7 @@ authors:
     orcid: https://orcid.org/0000-0002-8869-0784
     affiliation: "Hamburg University of Technology, Institute of Mathematics, 21073 Hamburg, Germany"
 
-version: 5.4.2
+version: 5.4.3
 doi: 10.5281/zenodo.594191
 date-released: 2024-02-08
 keywords: 
diff --git a/docs/source/conf.py b/docs/source/conf.py
index f0999afc4f..5687b3ea35 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -72,7 +72,7 @@
 # The short X.Y version.
 version = '5.4'
 # The full version, including alpha/beta/rc tags.
-release = '5.4.2'
+release = '5.4.3'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/pyproject.toml b/pyproject.toml
index 1dc503ea2c..cc9d1ea8e9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "flit_core.buildapi"
 
 [project]
 name = 'pySDC'
-version = '5.4.2'
+version = '5.4.3'
 description = 'A Python implementation of spectral deferred correction methods and the likes'
 license = {text = "BSD-2-Clause"}
 readme = 'README.md'