diff --git a/stubs/pywin32/METADATA.toml b/stubs/pywin32/METADATA.toml
index 338759b1d81b..28be33b09720 100644
--- a/stubs/pywin32/METADATA.toml
+++ b/stubs/pywin32/METADATA.toml
@@ -1,4 +1,4 @@
-version = "310.*"
+version = "311.*"
 upstream_repository = "https://github.com/mhammond/pywin32"
 
 [tool.stubtest]
diff --git a/stubs/pywin32/win32/lib/win32con.pyi b/stubs/pywin32/win32/lib/win32con.pyi
index a64e7d157553..6a7da2eb4913 100644
--- a/stubs/pywin32/win32/lib/win32con.pyi
+++ b/stubs/pywin32/win32/lib/win32con.pyi
@@ -607,6 +607,8 @@ IDC_NO: Final = 32648
 IDC_HAND: Final = 32649
 IDC_APPSTARTING: Final = 32650
 IDC_HELP: Final = 32651
+IDC_PIN: Final = 32671
+IDC_PERSON: Final = 32672
 IMAGE_BITMAP: Final = 0
 IMAGE_ICON: Final = 1
 IMAGE_CURSOR: Final = 2
diff --git a/stubs/pywin32/win32com/client/__init__.pyi b/stubs/pywin32/win32com/client/__init__.pyi
index c4c3f2a4e1ad..987a842edbec 100644
--- a/stubs/pywin32/win32com/client/__init__.pyi
+++ b/stubs/pywin32/win32com/client/__init__.pyi
@@ -1,4 +1,5 @@
-from _typeshed import Incomplete
+from _typeshed import Incomplete, Unused
+from collections.abc import Iterator
 from typing import Final
 from typing_extensions import TypeAlias
 
@@ -62,12 +63,12 @@ class CoClassBaseClass:
     def __init__(self, oobj: Incomplete | None = ...) -> None: ...
     def __getattr__(self, attr: str): ...
     def __setattr__(self, attr: str, value) -> None: ...
-    def __maybe__call__(self, *args, **kwargs): ...
-    def __maybe__str__(self, *args): ...
-    def __maybe__int__(self, *args): ...
-    def __maybe__iter__(self): ...
-    def __maybe__len__(self): ...
-    def __maybe__bool__(self): ...
+    def __call__(self, *args, **kwargs): ...
+    def __str__(self, *args: Unused) -> str: ...  # noqa: Y029
+    def __int__(self, *args: Unused) -> int: ...
+    def __iter__(self) -> Iterator[Incomplete]: ...
+    def __len__(self) -> int: ...
+    def __bool__(self) -> bool: ...
 
 class VARIANT:
     varianttype: Incomplete
diff --git a/stubs/pywin32/win32comext/propsys/pscon.pyi b/stubs/pywin32/win32comext/propsys/pscon.pyi
index f142fe8e7c6f..799bc0fa1382 100644
--- a/stubs/pywin32/win32comext/propsys/pscon.pyi
+++ b/stubs/pywin32/win32comext/propsys/pscon.pyi
@@ -652,6 +652,7 @@ PKEY_Link_TargetUrl: Incomplete
 PKEY_Shell_SFGAOFlagsStrings: Incomplete
 PKEY_Software_DateLastUsed: Incomplete
 PKEY_Software_ProductName: Incomplete
+PKEY_Software_ProductVersion: Incomplete
 PKEY_Sync_Comments: Incomplete
 PKEY_Sync_ConflictDescription: Incomplete
 PKEY_Sync_ConflictFirstLocation: Incomplete