dstufft/django-activity-stream — comment on commit 8d1556726a99457261d94e6b4b58b3ff5a9673bc
File:  line 0
By paltman:

So the question is why isn't the GenericRelation.related_name setting this. Looking through the Django code it seems that it should be but it's not there, however it is there in some of the meta data. This may be a bug in Django.