diff --git a/server/plugins/com.msgbyte.iam/strategies/github.ts b/server/plugins/com.msgbyte.iam/strategies/github.ts
index 839db04d..b203e1cc 100644
--- a/server/plugins/com.msgbyte.iam/strategies/github.ts
+++ b/server/plugins/com.msgbyte.iam/strategies/github.ts
@@ -7,9 +7,14 @@ const clientInfo = {
   secret: process.env.IAM_GITHUB_SECRET,
 };
 
-const authorize_uri = 'https://github.com/login/oauth/authorize';
-const access_token_uri = 'https://github.com/login/oauth/access_token';
-const userinfo_uri = 'https://api.github.com/user';
+const authorize_uri =
+  process.env.IAM_GITHUB_URI_AUTHORIZE ||
+  'https://github.com/login/oauth/authorize';
+const access_token_uri =
+  process.env.IAM_GITHUB_URI_ACCESS_TOKEN ||
+  'https://github.com/login/oauth/access_token';
+const userinfo_uri =
+  process.env.IAM_GITHUB_URI_USERINFO || 'https://api.github.com/user';
 const redirect_uri = `${config.apiUrl}/api/plugin:com.msgbyte.iam/github/redirect`;
 
 export const GithubStrategy: StrategyType = {
diff --git a/website/docs/advanced-usage/plugins/com.msgbyte.iam.md b/website/docs/advanced-usage/plugins/com.msgbyte.iam.md
index ef865396..b3ee6d41 100644
--- a/website/docs/advanced-usage/plugins/com.msgbyte.iam.md
+++ b/website/docs/advanced-usage/plugins/com.msgbyte.iam.md
@@ -25,6 +25,12 @@ Configure Tailchat environment variables:
 
 Respectively, `Client ID` and `Client secrets` obtained before
 
+> You also can use env to overwrite uri, for example use proxy:
+>
+> - IAM_GITHUB_URI_AUTHORIZE=https://github.com/login/oauth/authorize
+> - IAM_GITHUB_URI_ACCESS_TOKEN=https://github.com/login/oauth/access_token
+> - IAM_GITHUB_URI_USERINFO=https://api.github.com/user
+
 ## Security Protection
 
 In order to prevent tokens from being obtained by malicious applications, it is recommended to add front-end domain name verification.
diff --git a/website/i18n/zh-Hans/docusaurus-plugin-content-docs/current/advanced-usage/plugins/com.msgbyte.iam.md b/website/i18n/zh-Hans/docusaurus-plugin-content-docs/current/advanced-usage/plugins/com.msgbyte.iam.md
index dca80f87..cc744f40 100644
--- a/website/i18n/zh-Hans/docusaurus-plugin-content-docs/current/advanced-usage/plugins/com.msgbyte.iam.md
+++ b/website/i18n/zh-Hans/docusaurus-plugin-content-docs/current/advanced-usage/plugins/com.msgbyte.iam.md
@@ -25,6 +25,12 @@ title: iam - 第三方登录
 
 分别为之前获取到的`Client ID` 与 `Client secrets`
 
+> 你也可以通过环境变量重写请求地址，例如使用代理:
+>
+> - IAM_GITHUB_URI_AUTHORIZE=https://github.com/login/oauth/authorize
+> - IAM_GITHUB_URI_ACCESS_TOKEN=https://github.com/login/oauth/access_token
+> - IAM_GITHUB_URI_USERINFO=https://api.github.com/user
+
 ## 安全强化
 
 为了token的安全不被恶意应用获取，建议增加前端域名校验。