diff --git a/materia/forms.py b/materia/forms.py
index ea32a2f69..484c710de 100644
--- a/materia/forms.py
+++ b/materia/forms.py
@@ -2,7 +2,6 @@ from crispy_forms.helper import FormHelper
 from crispy_forms.layout import Column, Fieldset, Layout, Submit
 from django import forms
 from django.forms import ModelForm
-from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext_lazy as _
 
 import crispy_layout_mixin
@@ -13,8 +12,8 @@ from parlamentares.models import Parlamentar, Partido
 from .models import (AcompanhamentoMateria, Anexada, Autor, Autoria,
                      DespachoInicial, DocumentoAcessorio, MateriaLegislativa,
                      Numeracao, Origem, Proposicao, Relatoria,
-                     StatusTramitacao, TipoAutor, TipoDocumento,
-                     TipoMateriaLegislativa, Tramitacao, UnidadeTramitacao)
+                     StatusTramitacao, TipoAutor, TipoMateriaLegislativa,
+                     Tramitacao, UnidadeTramitacao)
 
 EM_TRAMITACAO = [('', _('Tanto Faz')),
                  (True, 'Sim'),
@@ -24,12 +23,6 @@ ORDENACAO_MATERIAIS = [(1, 'Crescente'),
                        (2, 'Decrescente')]
 
 
-class HorizontalRadioRenderer(forms.RadioSelect.renderer):
-
-    def render(self):
-        return mark_safe(u' '.join([u'%s ' % w for w in self]))
-
-
 class ProposicaoForm(ModelForm):
 
     tipo_materia = forms.ModelChoiceField(
diff --git a/protocoloadm/views.py b/protocoloadm/views.py
index 9760128c6..0546c79ee 100644
--- a/protocoloadm/views.py
+++ b/protocoloadm/views.py
@@ -639,7 +639,7 @@ class TramitacaoAdmEditView(FormMixin, GenericView):
             return self.form_invalid(form)
 
 
-class TramitacaoAdmDeleteView(FormMixin, GenericView):
+class TramitacaoAdmDeleteView(DetailView):
 
     template_name = "protocoloadm/tramitacao.html"
 
diff --git a/sessao/views.py b/sessao/views.py
index 9e6269364..01187c21d 100644
--- a/sessao/views.py
+++ b/sessao/views.py
@@ -2235,7 +2235,6 @@ class PautaSessaoDetailView(sessao_crud.CrudDetailView):
 
 
 class SessaoCadastroView(CreateView):
-
     template_name = "sessao/sessao_cadastro.html"
     form_class = SessaoForm
     success_url = reverse_lazy('sessaoplenaria:list_sessao')