diff --git a/.gitignore b/.gitignore
index 001fe10..16a3576 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,5 @@
 .mypy_cache
 incoming
 .idea
+.venv/
+*.pyc
\ No newline at end of file
diff --git a/PySide6-stubs/QtCore.pyi b/PySide6-stubs/QtCore.pyi
index ec51829..b6453a3 100644
--- a/PySide6-stubs/QtCore.pyi
+++ b/PySide6-stubs/QtCore.pyi
@@ -42,7 +42,7 @@ class MetaSignal(type):
 
 class Property(object):
 
-    def __init__(self, type: type, fget: Optional[Callable] = ..., fset: Optional[Callable] = ..., freset: Optional[Callable] = ..., fdel: Optional[Callable] = ..., doc: str = ..., notify: Optional[Callable] = ..., designable: bool = ..., scriptable: bool = ..., stored: bool = ..., user: bool = ..., constant: bool = ..., final: bool = ...) -> None: ...
+    def __init__(self, type: type, fget: Optional[Callable] = ..., fset: Optional[Callable] = ..., freset: Optional[Callable] = ..., fdel: Optional[Callable] = ..., doc: str = ..., notify: Optional[Union[Callable, Signal]] = ..., designable: bool = ..., scriptable: bool = ..., stored: bool = ..., user: bool = ..., constant: bool = ..., final: bool = ...) -> None: ...
 
     def __call__(self, func: Callable) -> PySide6.QtCore.Property: ...
     def deleter(self, fdel: Callable) -> PySide6.QtCore.Property: ...