diff --git a/infra/docker/ci.Dockerfile b/infra/docker/ci.Dockerfile
index 7eb697296..83e3fa486 100644
--- a/infra/docker/ci.Dockerfile
+++ b/infra/docker/ci.Dockerfile
@@ -2,12 +2,17 @@ FROM git.xiaoxiajianji.com/xiaoxia/base/python:3.12-slim
 
 ENV PIP_DISABLE_PIP_VERSION_CHECK=1 \
     PIP_NO_CACHE_DIR=0 \
-    PIP_INDEX_URL=https://pypi.org/simple \
+    PIP_INDEX_URL=https://mirrors.aliyun.com/pypi/simple/ \
+    PIP_TRUSTED_HOST=mirrors.aliyun.com \
     VIRTUAL_ENV=/opt/xiaoxia-ci-venv \
     PATH=/opt/xiaoxia-ci-venv/bin:$PATH
 
 WORKDIR /workspace
 
+# 系统依赖：curl用于CI checkout步骤下载代码archive
+RUN apt-get update && apt-get install -y --no-install-recommends curl \
+    && rm -rf /var/lib/apt/lists/*
+
 COPY requirements-dev.txt ./
 
 RUN python -m venv "$VIRTUAL_ENV" \