diff --git a/stubs/pywin32/win32com/client/__init__.pyi b/stubs/pywin32/win32com/client/__init__.pyi
index f87b379fc..feb41f060 100644
--- a/stubs/pywin32/win32com/client/__init__.pyi
+++ b/stubs/pywin32/win32com/client/__init__.pyi
@@ -1,5 +1,5 @@
 from _typeshed import Incomplete
-from typing_extensions import TypeAlias
+from typing_extensions import Final, TypeAlias
 
 import _win32typing
 from win32com.client import dynamic as dynamic, gencache as gencache
@@ -36,7 +36,7 @@ class Constants:
     __dicts__: Incomplete
     def __getattr__(self, a: str): ...
 
-constants: Incomplete
+constants: Final[Constants]
 
 class EventsProxy:
     def __init__(self, ob) -> None: ...