diff --git a/Enabling-admin-page.md b/Enabling-admin-page.md
index 66b1031..58290d5 100644
--- a/Enabling-admin-page.md
+++ b/Enabling-admin-page.md
@@ -14,4 +14,6 @@ docker run -d --name bitwarden \
   bitwardenrs/server:latest
 ```
 
-After this, the page will be available in the `/admin` subdirectory.
\ No newline at end of file
+After this, the page will be available in the `/admin` subdirectory.
+
+**Note:** After changing the `ADMIN_TOKEN`, the currently logged in admins will still be able to use their old login token for [up to 20 minutes](https://github.com/dani-garcia/bitwarden_rs/blob/master/src/api/admin.rs#L87).
\ No newline at end of file