diff --git a/Dockerfile b/Dockerfile
index 5a0476c..a52aca8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,6 +9,10 @@ ENV PYTHONDONTWRITEBYTECODE=1 \
     PYTHONUNBUFFERED=1 \
     TZ=Asia/Shanghai
 
+# 替换为阿里云源
+RUN sed -i 's@http://.*archive.ubuntu.com@http://mirrors.aliyun.com@g' /etc/apt/sources.list && \
+    sed -i 's@http://.*security.ubuntu.com@http://mirrors.aliyun.com@g' /etc/apt/sources.list
+
 # 安装系统依赖
 RUN apt-get update \
     && apt-get install -y --no-install-recommends \