diff --git a/CHANGELOG.md b/CHANGELOG.md
index dda2e1655..b0f0d02a6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -20,6 +20,7 @@ All notable changes to this project will be documented in this file.
 
 - hbase: Update `hbase-opa-authorizer` from `0.1.0` to `0.2.0` and then `0.3.0` ([#1446], [#1454]).
 - ci: Bump `docker/login-action` from `v3.6.0` to `v4.1.0` and `stackabletech/actions` to `v0.14.3` to escape Node.js 20 deprecation ([#1507]).
+- stackable-base: Bump `containerdebug` to `0.4.0` and  `config-utils` to `0.4.0` ([#1521]).
 
 ### Fixed
 
@@ -52,6 +53,7 @@ All notable changes to this project will be documented in this file.
 [#1512]: https://github.com/stackabletech/docker-images/pull/1512
 [#1518]: https://github.com/stackabletech/docker-images/pull/1518
 [#1520]: https://github.com/stackabletech/docker-images/pull/1520
+[#1521]: https://github.com/stackabletech/docker-images/pull/1521
 
 ## [26.3.0] - 2026-03-16
 
diff --git a/stackable-base/Dockerfile b/stackable-base/Dockerfile
index 7de424ea3..b24f41195 100644
--- a/stackable-base/Dockerfile
+++ b/stackable-base/Dockerfile
@@ -11,10 +11,10 @@ FROM local-image/stackable-devel AS rust-binaries
 
 # Find the latest version here: https://github.com/stackabletech/config-utils/tags
 # renovate: datasource=github-tags packageName=stackabletech/config-utils
-ENV CONFIG_UTILS_VERSION=0.3.0
+ENV CONFIG_UTILS_VERSION=0.4.0
 # Find the latest version here: https://github.com/stackabletech/containerdebug/tags
 # renovate: datasource=github-tags packageName=stackabletech/containerdebug
-ENV CONTAINERDEBUG_VERSION=0.3.0
+ENV CONTAINERDEBUG_VERSION=0.4.0
 # Find the latest version here: https://github.com/stackabletech/secret-operator/tags
 # I could not find support for prefixes or regex in https://docs.renovatebot.com/modules/datasource/github-tags/,
 # so I was unable to add a renovate hint.