how do i return in my class based view after updating data

here is my views.py function:

class ProfileUpdateView(UpdateView):
    model = UserProfile
    fields = ['first_name','last_name','username','gender','datetimepicker','p_photo','h_photo','subtitles','political_incline',
            'about_me','birthplace','lives_in','country','province','city','occupation',
            'relationship_status','website','phone_number','religious_belifs','political_incline',
            'facebook','twitter','RSS','dibble','spotify']

urls.py

url(r'^updateprofile/(?P<pk>\d+)/$',views.ProfileUpdateView.as_view(success_url='/postlist/')),