diff --git a/Dockerfile.k3s b/Dockerfile.k3s
index efa69d5..da8aaaf 100644
--- a/Dockerfile.k3s
+++ b/Dockerfile.k3s
@@ -1,5 +1,6 @@
 # k3s / Kaniko：静态 SPA（方案 A）。API 直连 api.ideship.com，镜像内 nginx 不做反代
-FROM node:20-alpine AS build
+# 基础镜像走 DaoCloud 代理，避免 Kaniko 直连 docker.io 超时
+FROM docker.m.daocloud.io/library/node:20-alpine AS build
 WORKDIR /app
 RUN corepack enable && corepack prepare pnpm@9 --activate
 COPY package.json pnpm-lock.yaml ./
@@ -7,7 +8,7 @@ RUN pnpm install --frozen-lockfile
 COPY . .
 RUN pnpm run build
 
-FROM nginx:1.27-alpine
+FROM docker.m.daocloud.io/library/nginx:1.27-alpine
 COPY --from=build /app/dist /usr/share/nginx/html/
 COPY nginx-k3s.conf /etc/nginx/conf.d/default.conf
 EXPOSE 80