diff --git a/readme.md b/readme.md
index 1180d9cef63254ac87c08cbccfdb9fc42c72ee89..7e5ff8fd1d8c8f78dae31bf20453a8c097557d27 100644
--- a/readme.md
+++ b/readme.md
@@ -1,3 +1,34 @@
+#### 获取编译依赖
+
+```shell
+sudo dnf install rpm-build debootstrap dpkg -y
+```
+
+#### 下载
+
+下载并解压到用户 Home 目录
+
+##### 然后获取最新版本号
+
+```shell
+./rpmbuild/SPECS/get-ver.sh
+```
+
+##### 下载最新源码包
+
+```shell
+cd rpmbuild/SOURCES && ./get-tgz.sh && cd -
+```
+
+#### 构建
+```shell
 cd rpmbuild && rpmbuild -ba SPECS/bookworm-compatibility-mode.spec
+```
+
+#### 安装
+
+```shell
+cd rpmbuild/RPMS/*/ && sudo dnf install *.rpm -y
+```
 
-# 构建之前需要先运行目录下的脚本获取相关资源
+#### 构建之前需要先运行目录下的脚本获取相关资源
diff --git a/rpmbuild/SPECS/bookworm-compatibility-mode.spec b/rpmbuild/SPECS/bookworm-compatibility-mode.spec
index cabf3f6f616bb9f68e6f83442764b969b023b63f..2ef6098cc6150a41d39d7d14d4bb6b217ccc4be2 100644
--- a/rpmbuild/SPECS/bookworm-compatibility-mode.spec
+++ b/rpmbuild/SPECS/bookworm-compatibility-mode.spec
@@ -1,28 +1,44 @@
 Name:       cn.flamescion.bookworm-compatibility-mode
-Version:    12.4.7
+Version:    12.4.9
 Release:    1
 Summary:    A container app packaging and distributing solution.
 License:    unknown
 URL:        https://gitee.com/amber-compatability-environment/bookworm-compatibility-mode
-Source0:    %{version}.tar.gz
+Source0:    bookworm-compatibility-mode-%{version}.tar.gz
 
 BuildRequires:  debootstrap, dpkg, bash, which, systemd-container
 Requires:       bubblewrap, xdg-desktop-portal, flatpak, zenity, gcc
 
 %description
-A container app packaging and distributing solution.
+bwrap wrapper for install and running debs inside a bookworm container
 
 %prep
 %autosetup -p1 -n bookworm-compatibility-mode-%{version}
 %global debug_package %{nil}
+%global _build_id_links none
+
+%pre
+systemctl stop ace-auto-upgrade || true
+systemctl disable ace-auto-upgrade || true
 
 %post
 /opt/apps/%{name}/files/bin/bookworm-init
+systemctl daemon-reload
+systemctl enable ace-auto-upgrade
+systemctl start ace-auto-upgrade
+
+%preun
+if [ "$1" = "0" ]
+then
+    systemctl stop ace-auto-upgrade || true
+    systemctl disable ace-auto-upgrade || true
+fi
 
 %postun
-if [ "$1" = "0" ] || [ "$1" = "1" ]; then
+if [ "$1" = "0" ]
+then
     echo "清理卸载残留"
-    rm -rf /opt/apps/%{name}
+    rm -rf /opt/apps/%{name} || true
 else
     echo "非卸载，跳过清理"
 fi
@@ -33,9 +49,11 @@ cp -r src/etc %{buildroot}
 cp -r src/usr %{buildroot}
 
 pushd %{buildroot}/opt/apps/%{name}/files
-if [ "%{_target_cpu}" = "aarch64" ]; then
+if [ "%{_target_cpu}" = "aarch64" ]
+then
     bash build-container.sh arm64
-elif [ "%{_target_cpu}" = "x86_64" ]; then
+elif [ "%{_target_cpu}" = "x86_64" ]
+then
     bash build-container.sh amd64
 else
     echo "Unsupportable arch!"
@@ -45,14 +63,19 @@ popd
 %files
 %dir /opt/apps/%{name}
 /opt/apps/%{name}/*
-/etc/X11/Xsession.d/20ACE-Bookworm
-/etc/profile.d/ACE-Bookworm.sh
+%attr(755,root,root) /etc/X11/Xsession.d/20ACE-Bookworm
+%attr(755,root,root) /etc/profile.d/ACE-Bookworm.sh
 %{_bindir}/*
+%attr(644,root,root) /usr/lib/systemd/system/ace-auto-upgrade.service
 %attr(755,root,root) /usr/lib/systemd/user-environment-generators/60-ACE-Bookworm
 %attr(755,root,root) /usr/share/applications/*
 /usr/share/icons/*
 /usr/share/polkit-1/actions/cn.flamescion.ace-uninstaller.policy
 
 %changelog
+* Wed Feb 21 2024 懵仙兔兔 <acgm@qq.com> - 12.4.9-1
+  - Supports rolling update function and automatically follows the latest upstream
+  - Added systemd dependencies and a systemd service, which will be started after installation
+  - Fix: WeChat Linux not running
 * Fri Jan 26 2024 懵仙兔兔 <acgm@qq.com> - 12.4.7-1
   - First pello package