diff --git a/bpmn/Dockerfile b/bpmn/Dockerfile
index bcb2dab7e..c50591d85 100644
--- a/bpmn/Dockerfile
+++ b/bpmn/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:18.19-alpine3.18
+FROM node:20.11-alpine3.18
 
 RUN addgroup -g 1001 kroki && adduser -D -G kroki -u 1001 kroki
 
diff --git a/diagrams.net/Dockerfile b/diagrams.net/Dockerfile
index 5fcb5927e..de635f073 100644
--- a/diagrams.net/Dockerfile
+++ b/diagrams.net/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:18.19-alpine3.18
+FROM node:20.11-alpine3.18
 
 RUN addgroup -g 1001 kroki && adduser -D -G kroki -u 1001 kroki
 
diff --git a/excalidraw/Dockerfile b/excalidraw/Dockerfile
index dd2fea4cd..248a5d0c7 100644
--- a/excalidraw/Dockerfile
+++ b/excalidraw/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:18.19-alpine3.18
+FROM node:20.11-alpine3.18
 
 RUN addgroup -g 1001 kroki && adduser -D -G kroki -u 1001 kroki
 
diff --git a/mermaid/Dockerfile b/mermaid/Dockerfile
index 13d5722bc..9b084adb2 100644
--- a/mermaid/Dockerfile
+++ b/mermaid/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:18.19-alpine3.18
+FROM node:20.11-alpine3.18
 
 RUN addgroup -g 1001 kroki && adduser -D -G kroki -u 1001 kroki
 
diff --git a/server/ops/docker/jdk17-jammy/Dockerfile b/server/ops/docker/jdk17-jammy/Dockerfile
index 4167ebd24..72bbb8723 100644
--- a/server/ops/docker/jdk17-jammy/Dockerfile
+++ b/server/ops/docker/jdk17-jammy/Dockerfile
@@ -232,7 +232,7 @@ RUN SVGBOB_VERSION=`cat Cargo.toml | grep "svgbob_cli =" | sed -r 's/.*"([^"]+)"
 # use a pre-built image to reduce build time
 
 ## yuzutech/kroki
-FROM eclipse-temurin:17.0.9_9-jre-jammy
+FROM eclipse-temurin:17.0.10_7-jre-jammy
 
 ARG D2_VERSION="0.6.3"
 ARG PLANTUML_VERSION="1.2024.1"