diff --git a/materia/forms.py b/materia/forms.py
index 11c786949..624c48f9d 100644
--- a/materia/forms.py
+++ b/materia/forms.py
@@ -155,6 +155,12 @@ class RelatoriaForm(ModelForm):
 
         return cleaned_data
 
+    class Meta:
+        model = Relatoria
+        fields = ['data_designacao_relator', 'comissao', 'parlamentar',
+                  'data_destituicao_relator', 'tipo_fim_relatoria']
+        widgets = {'comissao': forms.Select(attrs={'disabled': 'disabled'})}
+
 
 class TramitacaoForm(ModelForm):
 
diff --git a/materia/views.py b/materia/views.py
index cfd237477..5ff808576 100644
--- a/materia/views.py
+++ b/materia/views.py
@@ -57,7 +57,21 @@ ProposicaoCrud = Crud.build(Proposicao, '')
 StatusTramitacaoCrud = Crud.build(StatusTramitacao, 'status_tramitacao')
 UnidadeTramitacaoCrud = Crud.build(UnidadeTramitacao, 'unidade_tramitacao')
 
-RelatoriaCrud = MasterDetailCrud.build(Relatoria, 'materia', '')
+
+class RelatoriaCrud(MasterDetailCrud):
+    model = Relatoria
+    parent_field = 'materia'
+    help_path = ''
+
+    class CreateView(MasterDetailCrud.CreateView):
+        form_class = RelatoriaForm
+
+        def get_initial(self):
+            self.initial['comissao'] = 8
+            return self.initial
+
+    class UpdateView(MasterDetailCrud.UpdateView):
+        form_class = RelatoriaForm
 
 
 class RelatoriaCrud(MasterDetailCrud):