diff --git a/DevDockerfile b/DevDockerfile
index b2c29482..9142f5d4 100644
--- a/DevDockerfile
+++ b/DevDockerfile
@@ -1,6 +1,6 @@
 # Copyright (c) Microsoft Corporation and others. Licensed under the MIT license.
 # SPDX-License-Identifier: MIT
-FROM node:14-alpine as builder
+FROM node:25-alpine as builder
 COPY . /opt/website
 WORKDIR /opt/website
 ARG REACT_APP_SERVER=http://localhost:4000
diff --git a/Dockerfile b/Dockerfile
index 64466a71..026474d6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 # Copyright (c) Microsoft Corporation and others. Licensed under the MIT license.
 # SPDX-License-Identifier: MIT
-FROM node:14-alpine as builder
+FROM node:25-alpine as builder
 COPY . /opt/website
 WORKDIR /opt/website