diff --git a/README.en.md b/README.en.md
index db49601b7e54894e9847cb3f2e77e3ae175cb874..702443d00f7df54322d48433183a4a7c5b9d4ad1 100644
--- a/README.en.md
+++ b/README.en.md
@@ -14,7 +14,7 @@ AArch64
 
 #### Instructions
 
-Note! Only openEuler 20.09 is supported currently.
+Note! Only openEuler 20.09 and 20.03 LTS SP1 are supported currently.
 
 After installing raspberrypi-build, you can find the scripts and related files for building openEuler image of Raspberry Pi in `/opt/raspberrypi-build`.
 
@@ -37,19 +37,19 @@ The meaning of each parameter:
     Examples are as follows:
     
     - The URL of target repo file: *currently unavailable*
-    - The path of target repo file: `./openEuler-20.09.repo`
+    - The path of target repo file: `./openEuler-20.03-LTS-Next.repo`
 
         The content of the repo file is as follows:
         ```
         [OS]
         name=OS
-        baseurl=http://119.3.219.20:82/openEuler:/20.09/standard_$basearch/
+        baseurl=http://119.3.219.20:82/openEuler:/20.03:/LTS:/Next/standard_$basearch/
         enabled=1
         gpgcheck=0
 
         [EPOL]
         name=EPOL
-        baseurl=http://119.3.219.20:82/openEuler:/20.09:/Epol/standard_$basearch/
+        baseurl=http://119.3.219.20:82/openEuler:/20.03:/LTS:/Next:/Epol/standard_$basearch/
         enabled=1
         gpgcheck=0
         ```
diff --git a/README.md b/README.md
index 334bdd5e58dd3fa40d485dcb22bd5c820cbc5396..885f807466ac33a95cf453c7d5a2d479c1430723 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ AArch64
 
 #### 使用说明
 
-注意！当前只支持 openEuler 20.09 版本。
+注意！当前只支持 openEuler 20.09/20.03 LTS SP1 版本。
 
 安装 raspberrypi-build 后，树莓派镜像构建的脚本及相关文件会保存在 `/opt/raspberrypi-build`。
 
@@ -36,19 +36,19 @@ AArch64
     
     下面分别举例：
     - 开发源 repo 文件的 URL：*暂无*
-    - 开发源的 repo 文件路径：`./openEuler-20.09.repo`
+    - 开发源的 repo 文件路径：`./openEuler-20.03-LTS-Next.repo`
 
         该文件的内容如下：
         ```
         [OS]
         name=OS
-        baseurl=http://119.3.219.20:82/openEuler:/20.09/standard_$basearch/
+        baseurl==http://119.3.219.20:82/openEuler:/20.03:/LTS:/Next/standard_$basearch/
         enabled=1
         gpgcheck=0
 
         [EPOL]
         name=EPOL
-        baseurl=http://119.3.219.20:82/openEuler:/20.09:/Epol/standard_$basearch/
+        baseurl==http://119.3.219.20:82/openEuler:/20.03:/LTS:/Next:/Epol/standard_$basearch/
         enabled=1
         gpgcheck=0
         ```
diff --git a/raspberrypi-build.spec b/raspberrypi-build.spec
index a310760d99fe9587c893fcb9d56409981ee0aa2b..11eeff4c8f549f940e904e3a82ebb8a42db1a0dc 100644
--- a/raspberrypi-build.spec
+++ b/raspberrypi-build.spec
@@ -1,8 +1,8 @@
 %global debug_package %{nil}
 
 Name:		raspberrypi-build
-Version:	2.1
-Release:	7
+Version:	2.3
+Release:	9
 Summary:	Scripts of building images for RaspberryPi
 License:	Mulan v2
 ExclusiveArch: aarch64
@@ -32,6 +32,14 @@ cp -a raspberrypi-build/config %{buildroot}/opt/raspberrypi-build/
 
 
 %changelog
+* Mon Dec 21 2020 Yafen Fang<yafen@iscas.ac.cn> - 2.3-9
+- bug fix: mount and umount dir
+- add License in scripts
+- install and start haveged on boot
+
+* Mon Nov 23 2020 Yafen Fang<yafen@iscas.ac.cn> - 2.2-8
+- update 99-com.rules to its latest commit: a312e1166d325d98a1e237d4527b01e05b0cce3d
+
 * Tue Oct 27 2020 Yafen Fang<yafen@iscas.ac.cn> - 2.1-7
 - umount rootfs and virtual block devices of image after building script exits
 - change ntp to systemd-timesyncd
diff --git a/v2.1.tar.gz b/v2.1.tar.gz
deleted file mode 100644
index 994b6ec755f24d9674ac6b63dfb88e560dd50ff1..0000000000000000000000000000000000000000
Binary files a/v2.1.tar.gz and /dev/null differ
diff --git a/v2.3.tar.gz b/v2.3.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..6c07a3fce9d7abb62b42b0c349877abfcf6eb620
Binary files /dev/null and b/v2.3.tar.gz differ