diff --git a/docs-2.0/3.ngql-guide/17.query-tuning-statements/2.kill-session.md b/docs-2.0/3.ngql-guide/17.query-tuning-statements/2.kill-session.md
index 1768e226f38..ad0124f4909 100644
--- a/docs-2.0/3.ngql-guide/17.query-tuning-statements/2.kill-session.md
+++ b/docs-2.0/3.ngql-guide/17.query-tuning-statements/2.kill-session.md
@@ -16,6 +16,7 @@
   ```
   KILL {SESSION|SESSIONS} <SessionId>
   ```
+  
   - `{SESSION|SESSIONS}`：支持`SESSION`和`SESSIONS`的写法。
   - `<SessionId>`：指会话 Session 的 ID。可执行 [SHOW SESSIONS 命令](../../3.ngql-guide/7.general-query-statements/6.show/17.show-sessions.md)查看会话 ID。