diff --git a/website/docs/install/config.md b/website/docs/install/config.md
index d041eb80b..c43a68567 100644
--- a/website/docs/install/config.md
+++ b/website/docs/install/config.md
@@ -377,11 +377,11 @@ Warning: Two Factor Authentication is **not** supported.
 
 For user timeline
 
-apply API here `https://mastodon.example/settings/applications`(repalce `mastodon.example`), please check scope `read:search`
+Apply API at `https://mastodon.example/settings/applications` (replace `mastodon.example`). Scopes `read:search` and `read:statuses` are needed.
 
 -   `MASTODON_API_HOST`: API instance domain, only domain, no `http://` or `https://` protocol header
 -   `MASTODON_API_ACCESS_TOKEN`: user access token
--   `MASTODON_API_ACCT_DOMAIN`: acct domain for particular instance, Webfinger account URI, like `user@host`
+-   `MASTODON_API_ACCT_DOMAIN`: acct domain for this instance, i.e. the `domain` in the WebFinger URI `username@domain`. It's usually the same as `MASTODON_API_HOST`.
 
 ### Medium
 
diff --git a/website/i18n/zh/docusaurus-plugin-content-docs/current/install/config.md b/website/i18n/zh/docusaurus-plugin-content-docs/current/install/config.md
index a68ae55ea..abfd94a8c 100644
--- a/website/i18n/zh/docusaurus-plugin-content-docs/current/install/config.md
+++ b/website/i18n/zh/docusaurus-plugin-content-docs/current/install/config.md
@@ -353,11 +353,11 @@ RSSHub 支持使用访问密钥 / 码进行访问控制。开启将会激活全
 
 ### Mastodon
 
-用户时间线路由：访问 `https://mastodon.example/settings/applications` 申请（替换掉 `mastodon.example`）。需要 `read:search` 权限
+用户时间线路由：访问 `https://mastodon.example/settings/applications` 申请（替换掉 `mastodon.example`）。需要 `read:search` 和 `read:statuses` 权限。
 
 -   `MASTODON_API_HOST`: API 请求的实例，仅域名，不包括 `http://` 或 `https://` 协议头
 -   `MASTODON_API_ACCESS_TOKEN`: 用户 access token, 申请应用后，在应用配置页可以看到申请者的 access token
--   `MASTODON_API_ACCT_DOMAIN`: 该实例本地用户 acct 标识的域名，Webfinger account URI，形如 `user@host`
+-   `MASTODON_API_ACCT_DOMAIN`: 该实例本地用户 acct 标识的域名，即 WebFinger URI `username@domain` 中的 `domain`，一般和 `MASTODON_API_HOST` 相同
 
 ### Medium