2 files changed, 26 insertions, 3 deletions
diff --git a/archaeological_context_records/migrations/0115_auto_20240213_1640.py b/archaeological_context_records/migrations/0115_auto_20240213_1640.py
new file mode 100644
index 000000000..9780581cb
--- /dev/null
+++ b/archaeological_context_records/migrations/0115_auto_20240213_1640.py
@@ -0,0 +1,24 @@
+# Generated by Django 2.2.24 on 2024-02-13 16:40
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('archaeological_context_records', '0114_contextrecord_imports_updated'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='identificationtype',
+            name='parent',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, to='archaeological_context_records.IdentificationType', verbose_name='Parent'),
+        ),
+        migrations.AlterField(
+            model_name='identificationtype',
+            name='order',
+            field=models.IntegerField(default=10, verbose_name='Order'),
+        ),
+    ]
diff --git a/archaeological_context_records/models.py b/archaeological_context_records/models.py
index 4940a2d4a..63f15eb86 100644
--- a/archaeological_context_records/models.py
+++ b/archaeological_context_records/models.py
@@ -48,6 +48,7 @@ from ishtar_common.models import (
     Imported,
     GeneralRelationType,
     GeneralRecordRelations,
+    OrderedHierarchicalType,
     post_delete_record_relation,
     post_save_cache,
     ValueGetter,
@@ -340,9 +341,7 @@ post_save.connect(post_save_cache, sender=ActivityType)
 post_delete.connect(post_save_cache, sender=ActivityType)
 
 
-class IdentificationType(GeneralType):
-    order = models.IntegerField(_("Order"))
-
+class IdentificationType(OrderedHierarchicalType):
     class Meta:
         verbose_name = _("Identification Type")
         verbose_name_plural = _("Identification Types")