diff --git a/.drone.yml b/.drone.yml
index 789ae69..ea6d5c6 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -15,7 +15,7 @@ trigger:
 
 steps:
   - name: install-lint-test
-    image: python:3.8.19-alpine@sha256:3bd7ea88cb637e09d6c7de24c5394657163a85c2be82bfebe0305cf07f8de1ea
+    image: python:3.11.9-alpine@sha256:700b4aa84090748aafb348fc042b5970abb0a73c8f1b4fcfe0f4e3c2a4a9fcca
     env:
       PYROOT: '/pyroot'
       PYTHONUSERBASE: '/pyroot'
@@ -93,7 +93,7 @@ trigger:
 
 steps:
   - name: install-lint-test
-    image: python:3.8.19-alpine@sha256:3bd7ea88cb637e09d6c7de24c5394657163a85c2be82bfebe0305cf07f8de1ea
+    image: python:3.11.9-alpine@sha256:700b4aa84090748aafb348fc042b5970abb0a73c8f1b4fcfe0f4e3c2a4a9fcca
     env:
       PYROOT: '/pyroot'
       PYTHONUSERBASE: '/pyroot'
diff --git a/Dockerfile b/Dockerfile
index d1f2e2a..fe79238 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@
 #
 # SPDX-License-Identifier: AGPL-3.0-or-later
 
-FROM python:3.8.19-alpine@sha256:3bd7ea88cb637e09d6c7de24c5394657163a85c2be82bfebe0305cf07f8de1ea AS builder
+FROM python:3.11.9-alpine@sha256:700b4aa84090748aafb348fc042b5970abb0a73c8f1b4fcfe0f4e3c2a4a9fcca AS builder
 
 ENV PYROOT=/pyroot
 ENV PYTHONUSERBASE=$PYROOT
@@ -20,7 +20,7 @@ RUN PIP_USER=1 PIP_IGNORE_INSTALLED=1 pipenv install --system --deploy --ignore-
 RUN pip3 uninstall --yes pipenv
 
 
-FROM python:3.8.19-alpine@sha256:3bd7ea88cb637e09d6c7de24c5394657163a85c2be82bfebe0305cf07f8de1ea AS ki-backend
+FROM python:3.11.9-alpine@sha256:700b4aa84090748aafb348fc042b5970abb0a73c8f1b4fcfe0f4e3c2a4a9fcca AS ki-backend
 
 ENV PYROOT=/pyroot
 ENV PYTHONUSERBASE=$PYROOT