diff --git a/docs/content/docs/connectors/flink-sources/tutorials/oceanbase-tutorial.md b/docs/content/docs/connectors/flink-sources/tutorials/oceanbase-tutorial.md
index 6de97c7571c..744e8b79bb6 100644
--- a/docs/content/docs/connectors/flink-sources/tutorials/oceanbase-tutorial.md
+++ b/docs/content/docs/connectors/flink-sources/tutorials/oceanbase-tutorial.md
@@ -93,7 +93,7 @@ docker-compose up -d
 
 ### Query Root Service List
 
-Login with 'root' user of 'test' tenant:
+Login with 'root' user of 'sys' tenant:
 
 ```shell
 docker-compose exec observer obclient -h127.0.0.1 -P2881 -uroot@sys -p123456