diff --git a/python/paddle/distributed/fleet/base/private_helper_function.py b/python/paddle/distributed/fleet/base/private_helper_function.py
index 20858379c2bc29648476f93a153befd954d68b18..c5199eb46a7475246639a811d5d8490718e68430 100644
--- a/python/paddle/distributed/fleet/base/private_helper_function.py
+++ b/python/paddle/distributed/fleet/base/private_helper_function.py
@@ -31,7 +31,7 @@ def wait_server_ready(endpoints):
     Examples:
         .. code-block:: python
 
-             wait_server_ready(["127.0.0.1:8080", "127.0.0.1:8081"])
+             >>> wait_server_ready(["127.0.0.1:8080", "127.0.0.1:8081"])
     """
     assert not isinstance(endpoints, str)
     while True: