diff --git a/src/users/migrations/0012_auto_20200712_1632.py b/src/users/migrations/0012_auto_20200712_1632.py
new file mode 100644
index 000000000..aa37d1758
--- /dev/null
+++ b/src/users/migrations/0012_auto_20200712_1632.py
@@ -0,0 +1,18 @@
+# Generated by Django 3.0.3 on 2020-07-12 08:32
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('users', '0011_cocrecord_agreed_at'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='user',
+            name='id',
+            field=models.BigAutoField(primary_key=True, serialize=False),
+        ),
+    ]
diff --git a/src/users/models.py b/src/users/models.py
index b9a094dc9..48dd451ba 100644
--- a/src/users/models.py
+++ b/src/users/models.py
@@ -108,6 +108,7 @@ def photo_upload_to(instance, filename):
 
 class User(AbstractBaseUser, PermissionsMixin):
 
+    id = models.BigAutoField(primary_key=True)
     email = models.EmailField(
         verbose_name=_('email address'),
         max_length=255, unique=True, db_index=True,