diff --git a/pywebio/platform/page.py b/pywebio/platform/page.py
index bc87514..1de2c75 100644
--- a/pywebio/platform/page.py
+++ b/pywebio/platform/page.py
@@ -2,8 +2,7 @@
 import urllib.parse
 from collections import namedtuple
 from collections.abc import Mapping, Sequence
-from functools import lru_cache
-from functools import partial
+from functools import lru_cache, partial
 from os import path, environ
 
 from tornado import template
@@ -341,6 +340,7 @@ def __call__(self, func):
                 for key, val in configs.items():
                     if val:
                         setattr(func, '_pywebio_%s' % key, val)
+                func.__name__ = func.func.__name__
             except Exception:
                 pass
             return func