diff --git a/CHANGELOG.md b/CHANGELOG.md
index e5d2db99..85f0147b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,16 @@
+4.3
+- kas: fix including from transitively referenced repos
+- kas: Add support for .gitconfig pass-through
+- kas: Optimize checkout of repos in larger configurations
+- kas: Reduce verbosity of kas startup output
+- kas: check if branch contains commit if both are set
+- kas: Improve error reporting in several places
+- kas-container: Bit-identically reproducible images
+- kas-container: Enrich manifests with provenance information
+- kas-container: Add bash completion for kas
+- docs: Separate man pages per subcommand
+- docs: Various smaller improvements
+
 4.2
 - kas: Fix lock files when references repos by tags
 - kas: add forgotten `tag` key to repos `defaults`
diff --git a/kas-container b/kas-container
index 23b16bc1..85412383 100755
--- a/kas-container
+++ b/kas-container
@@ -144,7 +144,7 @@ run_clean() {
 	fi
 }
 
-KAS_IMAGE_VERSION_DEFAULT="4.2"
+KAS_IMAGE_VERSION_DEFAULT="4.3"
 KAS_CONTAINER_IMAGE_PATH_DEFAULT="ghcr.io/siemens/kas"
 KAS_CONTAINER_IMAGE_NAME_DEFAULT="kas"
 KAS_CONTAINER_SELF_NAME="$(basename "$0")"
diff --git a/kas/__version__.py b/kas/__version__.py
index b4c1d333..d03b5cad 100644
--- a/kas/__version__.py
+++ b/kas/__version__.py
@@ -25,7 +25,7 @@
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) Siemens AG, 2017-2020'
 
-__version__ = '4.2'
+__version__ = '4.3'
 
 # Please update docs/format-changelog.rst when changing the file version.
 __file_version__ = 16