diff --git a/.gitea/workflows/ci.yaml b/.gitea/workflows/ci.yaml
index a8bd3f6..c015a15 100644
--- a/.gitea/workflows/ci.yaml
+++ b/.gitea/workflows/ci.yaml
@@ -17,15 +17,28 @@ jobs:
     steps:
       - name: Change Download URL
         run: |
-          # 腾讯源
-          cat > /etc/apt/sources.list.d/ubuntu.sources<< EOF
-          Types: deb
-          URIs: http://mirrors.cloud.tencent.com/ubuntu/
-          Suites: noble noble-updates noble-security
-          Components: main restricted universe multiverse
-          Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg
+          cat <<'EOF' > /etc/apt/sources.list
+          # 默认注释了源码镜像以提高 apt update 速度，如有需要可自行取消注释
+          deb https://mirror.nju.edu.cn/ubuntu/ noble main restricted universe multiverse
+          # deb-src https://mirror.nju.edu.cn/ubuntu/ noble main restricted universe multiverse
+          deb https://mirror.nju.edu.cn/ubuntu/ noble-updates main restricted universe multiverse
+          # deb-src https://mirror.nju.edu.cn/ubuntu/ noble-updates main restricted universe multiverse
+          deb https://mirror.nju.edu.cn/ubuntu/ noble-backports main restricted universe multiverse
+          # deb-src https://mirror.nju.edu.cn/ubuntu/ noble-backports main restricted universe multiverse
+  
+          # 以下安全更新软件源包含了官方源与镜像站配置，如有需要可自行修改注释切换
+          # deb https://mirror.nju.edu.cn/ubuntu/ noble-security main restricted universe multiverse
+          # # deb-src https://mirror.nju.edu.cn/ubuntu/ noble-security main restricted universe multiverse
+  
+          deb http://security.ubuntu.com/ubuntu/ noble-security main restricted universe multiverse
+          # deb-src http://security.ubuntu.com/ubuntu/ noble-security main restricted universe multiverse
+  
+          # 预发布软件源，不建议启用
+          # deb https://mirror.nju.edu.cn/ubuntu/ noble-proposed main restricted universe multiverse
+          # # deb-src https://mirror.nju.edu.cn/ubuntu/ noble-proposed main restricted universe multiverse
           EOF
 
+
       - name: Install Node.js
         run: |
           # 更新 apt 包管理器并安装必要的工具