diff --git a/Dockerfile b/Dockerfile
index a4267531d..189112e3f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:25.8.2-alpine AS nodejs-builder
+FROM node:25.9.0-alpine AS nodejs-builder
 RUN mkdir -p /src/ui
 COPY ui/package.json ui/package-lock.json /src/ui/
 RUN cd /src/ui && npm ci && touch node_modules/.install
diff --git a/demo/Dockerfile b/demo/Dockerfile
index 5985fba7c..c1eaadd29 100644
--- a/demo/Dockerfile
+++ b/demo/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:25.8.2-alpine AS nodejs-builder
+FROM node:25.9.0-alpine AS nodejs-builder
 RUN mkdir -p /src/ui
 RUN apk add make git
 COPY ui/package.json ui/package-lock.json /src/ui/