diff --git a/CHANGELOG.md b/CHANGELOG.md
index d424a46..07d5a82 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,7 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [unreleased]
 
-- revert AddOn base docker image to version 17.1.0
+- Update AddOn base docker image to version 17.1.3 and python3 to 3.12.9-r0
 - add initial DCU support
 - update AddOn base docker image to version 17.1.2
 - update aiohttp to version 3.11.12
diff --git a/ha_addons/ha_addon/Dockerfile b/ha_addons/ha_addon/Dockerfile
index b4c20fc..e924844 100755
--- a/ha_addons/ha_addon/Dockerfile
+++ b/ha_addons/ha_addon/Dockerfile
@@ -13,12 +13,12 @@
 # 1 Build Base Image #
 ######################
 
-ARG BUILD_FROM="ghcr.io/hassio-addons/base:17.1.0"
+ARG BUILD_FROM="ghcr.io/hassio-addons/base:17.1.3"
 # hadolint ignore=DL3006
 FROM $BUILD_FROM AS base
 
 # Installiere Python, pip und virtuelle Umgebungstools
-RUN apk add --no-cache python3=3.12.8-r1 py3-pip=24.3.1-r0 && \
+RUN apk add --no-cache python3=3.12.9-r0 py3-pip=24.3.1-r0 && \
     python -m venv /opt/venv && \
     . /opt/venv/bin/activate