diff --git a/Dockerfile b/Dockerfile
index 4f0d923..5093c38 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -30,6 +30,23 @@ FROM python:3.9-slim
 ENV TZ=Asia/Shanghai
 RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
 
+# 清空所有默认源
+RUN rm -rf /etc/apt/sources.list.d/* && \
+    rm -f /etc/apt/sources.list
+
+# 替换为阿里云源
+RUN echo "\
+ deb https://mirrors.aliyun.com/debian/ bookworm main non-free-firmware contrib\n\
+ deb-src https://mirrors.aliyun.com/debian/ bookworm main non-free-firmware contrib\n\
+ deb https://mirrors.aliyun.com/debian/ bookworm-updates main non-free-firmware contrib\n\
+ deb-src https://mirrors.aliyun.com/debian/ bookworm-updates main non-free-firmware contrib\n\
+ deb https://mirrors.aliyun.com/debian/ bookworm-backports main non-free-firmware contrib\n\
+ deb-src https://mirrors.aliyun.com/debian/ bookworm-backports main non-free-firmware contrib\n\
+ deb https://mirrors.aliyun.com/debian-security bookworm-security main non-free-firmware contrib\n\
+ deb-src https://mirrors.aliyun.com/debian-security bookworm-security main non-free-firmware contrib\n\
+ " > /etc/apt/sources.list
+
+
 # 安装运行时依赖
 RUN apt-get update && apt-get install -y --no-install-recommends \
     curl \