diff --git a/Dockerfile-server-base b/Dockerfile-server-base
index 70429ab16..839df9c6b 100644
--- a/Dockerfile-server-base
+++ b/Dockerfile-server-base
@@ -29,4 +29,5 @@ COPY main/xiaozhi-server/requirements.txt .
 
 # 安装Python依赖
 RUN pip install --no-cache-dir --upgrade pip setuptools wheel && \
-    pip install --no-cache-dir -r requirements.txt --default-timeout=120 --retries 5
\ No newline at end of file
+    # 阿里云 PyPI 镜像偶有元数据 404，加官方源作 fallback
+    pip install --no-cache-dir -r requirements.txt --default-timeout=120 --retries 5 --extra-index-url https://pypi.org/simple
\ No newline at end of file