diff --git a/backend/Dockerfile b/backend/Dockerfile
index d8dc016..8b59a1c 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -9,7 +9,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     && rm -rf /var/lib/apt/lists/*
 
 COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
+RUN pip install --no-cache-dir -i https://mirrors.aliyun.com/pypi/simple/ --trusted-host mirrors.aliyun.com -r requirements.txt
 
 COPY . .
 
diff --git a/frontend/Dockerfile b/frontend/Dockerfile
index 14a3c1d..57871dd 100644
--- a/frontend/Dockerfile
+++ b/frontend/Dockerfile
@@ -4,7 +4,7 @@ FROM node:20-alpine AS build
 
 WORKDIR /app
 COPY package.json package-lock.json* ./
-RUN npm ci
+RUN npm config set registry https://registry.npmmirror.com && npm ci
 COPY . .
 RUN npm run build