diff --git a/HISTORY.rst b/HISTORY.rst
index 28779fed..edc2c108 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -2,6 +2,11 @@
 
 Release History
 ===============
+
+4.3.1
+++++++
+* Upgraded lxml dependency from >=4.9.0 to >=5.0.0 for Python 3.13 compatibility (#495)
+
 4.3.0
 ++++++
 * Fix api version mismatch in cli tab (#490)
diff --git a/docs/_config.yml b/docs/_config.yml
index 14f13834..4550db7f 100644
--- a/docs/_config.yml
+++ b/docs/_config.yml
@@ -36,7 +36,7 @@ github:
 pypi: https://pypi.org/project/aaz-dev/
 
 # TODO: get version number from github
-version: v4.3.0
+version: v4.3.1
 
 # Build settings
 theme: minima
diff --git a/version.py b/version.py
index 7e6a2674..cf8892fc 100644
--- a/version.py
+++ b/version.py
@@ -1,5 +1,5 @@
 
-_MAJOR, _MINOR, _PATCH, _SUFFIX = ("4", "3", "0", "")
+_MAJOR, _MINOR, _PATCH, _SUFFIX = ("4", "3", "1", "")
 
 # _PATCH: On main and in a nightly release the patch should be one ahead of the last released build.
 # _SUFFIX: This is mainly for nightly builds which have the suffix ".dev$DATE". See