diff --git a/projects/mcp_server/Dockerfile b/projects/mcp_server/Dockerfile
index c7f769766..616cd05ee 100644
--- a/projects/mcp_server/Dockerfile
+++ b/projects/mcp_server/Dockerfile
@@ -2,6 +2,8 @@
 FROM node:20.14.0-alpine AS install
 WORKDIR /app
 
+ARG proxy
+
 RUN npm install -g pnpm@9.4.0
 
 # 复制package.json
@@ -27,6 +29,8 @@ RUN if [ -z "$proxy" ]; then \
 FROM node:20.14.0-alpine AS builder
 WORKDIR /app
 
+ARG proxy
+
 COPY package.json pnpm-workspace.yaml .npmrc tsconfig.json ./
 COPY ./projects/mcp_server /app/projects/mcp_server
 COPY --from=install /app/packages /app/packages