При запуске бота появляется ошибка, как победить?

Aragorn,
Traceback (most recent call last):
File "/Users/pravda/Documents/pythonProject/Telegram bot/bot.py", line 36, in
@dp.message_handler(is_admin=True, commands=["ban"], commands_prefix="!/")
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/pravda/venv/lib/python3.11/site-packages/aiogram/dispatcher/dispatcher.py", line 560, in decorator
self.register_message_handler(callback, *custom_filters,
File "/Users/pravda/venv/lib/python3.11/site-packages/aiogram/dispatcher/dispatcher.py", line 479, in register_message_handler
filters_set = self.filters_factory.resolve(self.message_handlers,
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/pravda/venv/lib/python3.11/site-packages/aiogram/dispatcher/filters/factory.py", line 51, in resolve
filters_set = list(
^^^^^
File "/Users/pravda/venv/lib/python3.11/site-packages/aiogram/dispatcher/filters/factory.py", line 72, in _resolve_registered
filter_ = record.resolve(self._dispatcher, event_handler, full_config)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/pravda/venv/lib/python3.11/site-packages/aiogram/dispatcher/filters/filters.py", line 124, in resolve
return self.callback(**config)
^^^^^^^^^^^^^^^^^^^^^^^
TypeError: Can't instantiate abstract class IsAdminFilter with abstract method check

Process finished with exit code 1