Fixed cross-link in CBV topic documentation.
@@ -427,6 +427,6 @@ object -- so we override it and wrap the call::
name that ``DetailView`` uses to find the value of the primary key used to
filter the queryset.
- If you want to call the group something else, you can set ``pk_url_kwarg``
- on the view. More details can be found in the reference for
- :class:`~django.views.generic.detail.DetailView`
+ If you want to call the group something else, you can set
+ :attr:`~django.views.generic.detail.SingleObjectMixin.pk_url_kwarg`
+ on the view.
