diff --git a/docs/guides/accessing_admin_ui.md b/docs/guides/accessing_admin_ui.md
index 23521244b..181cff5ac 100644
--- a/docs/guides/accessing_admin_ui.md
+++ b/docs/guides/accessing_admin_ui.md
@@ -15,7 +15,7 @@ To access the RAGFlow admin UI, append `/admin` to the web UI's address, e.g. `h
 ### Default Credentials
 | Username | Password |
 |----------|----------|
-| admin@ragflow.io   | admin |
+| `admin@ragflow.io`   | `admin` |
 
 ## Admin UI Overview