diff --git a/Dockerfile_WebUI b/Dockerfile_WebUI
index a8328040..c1c3fbbc 100644
--- a/Dockerfile_WebUI
+++ b/Dockerfile_WebUI
@@ -1,4 +1,4 @@
-FROM node:16-alpine AS web-builder
+FROM node:21-alpine AS web-builder
 RUN npm install -g --force yarn
 COPY ./WebUI /usr/src/webui
 WORKDIR /usr/src/webui