diff --git a/doc/release/RK3566_CN.md b/doc/release/RK3566_CN.md
index 053b9e5a..1dc5f808 100644
--- a/doc/release/RK3566_CN.md
+++ b/doc/release/RK3566_CN.md
@@ -1,5 +1,23 @@
 # RK3566 Release Note
 
+## rk356x_spl_v1.13.bin
+
+| 时间       | 文件                 | 编译 commit | 重要程度 |
+| ---------- | -------------------- | ----------- | -------- |
+| 2023-09-25 | rk356x_spl_v1.13.bin | e4e124926e  | 重要     |
+
+### New
+
+1. 打印并传递固件版本号。
+
+### Fixed
+
+| Index | 重要程度 | 更新说明                                            | 问题现象                                                 | 问题来源 |
+| ----- | -------- | --------------------------------------------------- | -------------------------------------------------------- | -------- |
+| 1     | 重要     | 解决SPL加载校验u-boot.dtb失败后不加载备份镜像的问题 | 第一份uboot.img的u-boot.dtb损坏后，SPL没有加载备份镜像。 | -        |
+
+------
+
 ## rk3566_ddr_{1056...920}MHz_v1.18.bin
 
 | 时间       | 文件                               | 编译 commit | 重要程度 |
diff --git a/doc/release/RK3566_EN.md b/doc/release/RK3566_EN.md
index 1330922d..7bc858d6 100644
--- a/doc/release/RK3566_EN.md
+++ b/doc/release/RK3566_EN.md
@@ -1,5 +1,23 @@
 # RK3566 Release Note
 
+## rk356x_spl_v1.13.bin
+
+| Date       | File                 | Build commit | Severity  |
+| ---------- | -------------------- | ------------ | --------- |
+| 2023-09-25 | rk356x_spl_v1.13.bin | e4e124926e   | important |
+
+### New
+
+1. Print and pass the firmware version number.
+
+### Fixed
+
+| Index | Severity  | Update                                                       | Issue description                                            | Issue source |
+| ----- | --------- | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------ |
+| 1     | important | Solve the issue that the backup image is not loaded when the SPL load or check u-boot.dtb fails | When u-boot.dtb of the first uboot.img is corrupted, SPL doesn't load the backup image. | -            |
+
+------
+
 ## rk3566_ddr_{1056...920}MHz_v1.18.bin
 
 | Date       | File                                 | Build commit | Severity  |