diff --git a/sapl/materia/migrations/0013_auto_20170816_1136.py b/sapl/materia/migrations/0013_auto_20170816_1136.py
new file mode 100644
index 000000000..e6804e8e1
--- /dev/null
+++ b/sapl/materia/migrations/0013_auto_20170816_1136.py
@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.12 on 2017-08-16 11:36
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('materia', '0012_auto_20170815_1238'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='tramitacao',
+            name='unidade_tramitacao_destino',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.PROTECT, related_name='tramitacoes_destino', to='materia.UnidadeTramitacao', verbose_name='Unidade Destino'),
+        ),
+    ]
diff --git a/sapl/materia/models.py b/sapl/materia/models.py
index c1cabfe18..193b182da 100644
--- a/sapl/materia/models.py
+++ b/sapl/materia/models.py
@@ -862,6 +862,10 @@ class Tramitacao(models.Model):
         blank=True, null=True, verbose_name=_('Data Encaminhamento'))
     unidade_tramitacao_destino = models.ForeignKey(
         UnidadeTramitacao,
+        # TODO PÓS MIGRACAO INICIAL (vide #1381)
+        # não nulo quando todas as
+        # bases tiverem sido corrigidas
+        null=True,
         related_name='tramitacoes_destino',
         on_delete=models.PROTECT,
         verbose_name=_('Unidade Destino'))