diff --git a/README.md b/README.md
index e8dcc2a..1a80d08 100644
--- a/README.md
+++ b/README.md
@@ -17,6 +17,7 @@ This tool supports backing up the following files or directories.
 
 - `db.sqlite3`
 - `config.json`
+- `rsa_key*` (multiple files)
 - `attachments` (directory)
 - `sends` (directory)
 
@@ -128,6 +129,10 @@ If you didn't set the `ZIP_ENABLE` environment variable to `TRUE` when you backe
 
 If you didn't set the `ZIP_ENABLE` environment variable to `TRUE` when you backed up the file, you need to use this option to specify the `config.json` file.
 
+##### --rsakey-file
+
+If you didn't set the `ZIP_ENABLE` environment variable to `TRUE` when you backed up the file, you need to use this option to specify the `rsakey.tar` file.
+
 ##### --attachments-file
 
 If you didn't set the `ZIP_ENABLE` environment variable to `TRUE` when you backed up the file, you need to use this option to specify the `attachments.tar` file.
@@ -277,6 +282,12 @@ Set the sqlite database file path, you do not need to modify it.
 
 Default: `${DATA_DIR}/db.sqlite3`
 
+#### DATA_RSAKEY
+
+Set the rsa_key file path, you don't need to modify it.
+
+Default: `${DATA_DIR}/rsa_key`
+
 #### DATA_ATTACHMENTS
 
 Set the attachment folder path, you don't need to modify it.
diff --git a/README_zh.md b/README_zh.md
index bf40383..76f30d6 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -17,8 +17,9 @@
 
 - `db.sqlite3`
 - `config.json`
-- `attachments` (directory)
-- `sends` (directory)
+- `rsa_key*` (多个文件)
+- `attachments` (目录)
+- `sends` (目录)
 
 
 
@@ -130,6 +131,10 @@ docker run --rm -it \
 
 如果你在备份文件时没有将 `ZIP_ENABLE` 环境变量设置为 `TRUE`，那你需要用这个选项来指定 `config.json` 文件。
 
+##### --rsakey-file
+
+如果你在备份文件时没有将 `ZIP_ENABLE` 环境变量设置为 `TRUE`，那你需要用这个选项来指定 `rsakey.tar` 文件。
+
 ##### --attachments-file
 
 如果你在备份文件时没有将 `ZIP_ENABLE` 环境变量设置为 `TRUE`，那你需要用这个选项来指定 `attachments.tar` 文件。
@@ -278,6 +283,12 @@ Rclone 远程名称，你可以自己修改命名。
 
 默认值：`${DATA_DIR}/db.sqlite3`
 
+#### DATA_RSAKEY
+
+指定 rsa_key 文件的路径，你不需要修改它。
+
+默认值：`${DATA_DIR}/rsa_key`
+
 #### DATA_ATTACHMENTS
 
 指定附件文件夹路径，你不需要修改它。