--- /dev/null
+# Generated by Django 3.0.4 on 2020-04-17 18:59
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+ dependencies = [
+ ('catalogue', '0017_auto_20200417_1638'),
+ ]
+
+ operations = [
+ migrations.AlterField(
+ model_name='author',
+ name='slug',
+ field=models.SlugField(blank=True, max_length=255, null=True, unique=True),
+ ),
+ ]