diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 48c381d92a..b3c1d7b048 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,7 +1,7 @@
 {
   ".": "2.0.0-rc.2",
   "keptn-cert-manager": "2.1.1",
-  "runtimes/python-runtime": "1.0.4",
+  "runtimes/python-runtime": "1.0.5",
   "runtimes/deno-runtime": "2.0.3",
   "lifecycle-operator": "0.9.2",
   "scheduler": "0.9.2",
diff --git a/runtimes/python-runtime/CHANGELOG.md b/runtimes/python-runtime/CHANGELOG.md
index 7bf8af81e4..35d15bae0a 100644
--- a/runtimes/python-runtime/CHANGELOG.md
+++ b/runtimes/python-runtime/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.0.5](https://github.com/keptn/lifecycle-toolkit/compare/python-runtime-v1.0.4...python-runtime-v1.0.5) (2024-04-24)
+
+
+### Dependency Updates
+
+* update python docker tag to v3.12.3 ([#3406](https://github.com/keptn/lifecycle-toolkit/issues/3406)) ([850bc4a](https://github.com/keptn/lifecycle-toolkit/commit/850bc4abae1b1bf52e10d45e30ffcf00fa2547a4))
+
 ## [1.0.4](https://github.com/keptn/lifecycle-toolkit/compare/python-runtime-v1.0.3...python-runtime-v1.0.4) (2024-03-19)