diff --git a/sa-token-doc/doc/use/mutex-login.md b/sa-token-doc/doc/use/mutex-login.md
index b2697da0..a23439ad 100644
--- a/sa-token-doc/doc/use/mutex-login.md
+++ b/sa-token-doc/doc/use/mutex-login.md
@@ -41,3 +41,4 @@ StpUtil.getTokenValueByLoginId(10001, "APP");
 ```
 
 
+> 不同设备账号在登录时设置不同的token有效期等信息, 详见[登录时指定token有效期](/use/remember-me?id=登录时指定token有效期)
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