diff --git a/polyclinic_scheduling/apps/schedule/migrations/0005_auto_20200519_0821.py b/polyclinic_scheduling/apps/schedule/migrations/0005_auto_20200519_0821.py
new file mode 100644
index 0000000..17a1066
--- /dev/null
+++ b/polyclinic_scheduling/apps/schedule/migrations/0005_auto_20200519_0821.py
@@ -0,0 +1,30 @@
+# Generated by Django 3.0.6 on 2020-05-19 08:21
+
+import collections
+from django.db import migrations, models
+import jsonfield.fields
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('schedule', '0004_auto_20200518_1425'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='schedule',
+            name='output_peregrine',
+            field=models.BinaryField(blank=True, help_text='This is the output in binary format from the Peregrine cluster', null=True, verbose_name='Peregrine binary output'),
+        ),
+        migrations.AlterField(
+            model_name='schedule',
+            name='peregrine_result',
+            field=jsonfield.fields.JSONField(blank=True, help_text='The results from the Peregrine job in JSON', load_kwargs={'object_pairs_hook': collections.OrderedDict}, null=True, verbose_name='Peregrine JSON output'),
+        ),
+        migrations.AlterField(
+            model_name='schedule',
+            name='planning_source',
+            field=jsonfield.fields.JSONField(blank=True, help_text='The schedule input in JSON format based on the form data', load_kwargs={'object_pairs_hook': collections.OrderedDict}, null=True, verbose_name='Schedule input'),
+        ),
+    ]
diff --git a/polyclinic_scheduling/apps/schedule/models.py b/polyclinic_scheduling/apps/schedule/models.py
index 4361435..9f9dd5e 100644
--- a/polyclinic_scheduling/apps/schedule/models.py
+++ b/polyclinic_scheduling/apps/schedule/models.py
@@ -76,11 +76,11 @@ class Schedule(MetaDataModel):
 
     status = models.CharField(_('Status'), max_length=10, choices=ScheduleStatus.choices, default=ScheduleStatus.NEW, help_text=_('The status of this schedule.'), db_index=True, )
 
-    planning_source = JSONField(_('Schedule input'), blank=True, load_kwargs={'object_pairs_hook': collections.OrderedDict}, help_text=_('The schedule input in JSON format based on the form data'))
+    planning_source = JSONField(_('Schedule input'), blank=True, null=True, load_kwargs={'object_pairs_hook': collections.OrderedDict}, help_text=_('The schedule input in JSON format based on the form data'))
 
-    peregrine_result = JSONField(_('Peregrine JSON output'), blank=True, load_kwargs={'object_pairs_hook': collections.OrderedDict}, help_text=_('The results from the Peregrine job in JSON'))
+    peregrine_result = JSONField(_('Peregrine JSON output'), blank=True, null=True, load_kwargs={'object_pairs_hook': collections.OrderedDict}, help_text=_('The results from the Peregrine job in JSON'))
 
-    output_peregrine = models.BinaryField(_('Peregrine binary output'), blank=True, help_text=_('This is the output in binary format from the Peregrine cluster'))
+    output_peregrine = models.BinaryField(_('Peregrine binary output'), blank=True, null=True, help_text=_('This is the output in binary format from the Peregrine cluster'))
 
     report_sent = models.DateTimeField(_('Report is send to user'), blank=True, null=True, help_text=_('The date and time when the report has sended to the user.'))