Won't start after changing language to hebrew/he

[jNullj]

Changed language to he, app won't start, getting this error:

[user@hostname ~]$ mcomix
Traceback (most recent call last):
  File "/usr/bin/mcomix", line 33, in <module>
    mcomix.run.run()
  File "/usr/share/mcomix/mcomix/run.py", line 198, in run
    Gtk.widget_set_default_direction(Gtk.TextDirection.RTL)
  File "/usr/lib/python3.9/site-packages/gi/overrides/__init__.py", line 32, in __getattr__
    return getattr(self._introspection_module, name)
  File "/usr/lib/python3.9/site-packages/gi/module.py", line 123, in __getattr__
    raise AttributeError("%r object has no attribute %r" % (
AttributeError: 'gi.repository.Gtk' object has no attribute 'widget_set_default_direction'