diff --git a/stubs/gi/repository/GObject.pyi b/stubs/gi/repository/GObject.pyi
index 67e0f597c..3c4712284 100644
--- a/stubs/gi/repository/GObject.pyi
+++ b/stubs/gi/repository/GObject.pyi
@@ -131,10 +131,14 @@ class Object():
 
     def handler_block(self, handler_id: builtins.int) -> None: ...
 
+    def handler_block_by_func(self, handlerr: function) -> None: ...
+
     def handler_is_connected(self, handler_id: int) -> bool: ...
 
     def handler_unblock(self, handler_id: builtins.int) -> None: ...
 
+    def handler_unblock_by_func(self, handler: function) -> None: ...
+
     @staticmethod
     def interface_find_property(g_iface: TypeInterface, property_name: builtins.str) -> ParamSpec: ...