diff --git a/demo/Dockerfile b/demo/Dockerfile
index 194b387b6..58e3f50dd 100644
--- a/demo/Dockerfile
+++ b/demo/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:20.8.1-alpine as nodejs-builder
+FROM node:21.0.0-alpine as nodejs-builder
 RUN mkdir -p /src/ui
 RUN apk add make git
 COPY ui/package.json ui/package-lock.json /src/ui/