diff --git a/docker/Dockerfile b/docker/Dockerfile
index 91a8198..ba133b2 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,7 +1,7 @@
 # SPDX-FileCopyrightText: (c) 2018-2025 by mundialis GmbH & Co. KG
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-FROM alpine:3.23
+FROM alpine:3.24
 
 # python3 + pip3
 # hadolint ignore=DL3018
diff --git a/docker/Dockerfile_actinia-worker-http-launcher b/docker/Dockerfile_actinia-worker-http-launcher
index f91b592..1a82ce7 100644
--- a/docker/Dockerfile_actinia-worker-http-launcher
+++ b/docker/Dockerfile_actinia-worker-http-launcher
@@ -1,4 +1,4 @@
-FROM alpine:3.23
+FROM alpine:3.24
 
 RUN apk update; \
     apk add --no-cache python3 python3-dev make
diff --git a/docker/Dockerfile_eventreceiver b/docker/Dockerfile_eventreceiver
index 576059e..7fe2dd5 100644
--- a/docker/Dockerfile_eventreceiver
+++ b/docker/Dockerfile_eventreceiver
@@ -1,4 +1,4 @@
-FROM alpine:3.23
+FROM alpine:3.24
 
 # python3 + pip3
 # hadolint ignore=DL3018