diff --git a/core/inventory/serializers.py b/core/inventory/serializers.py
index adaf020..76d2a20 100644
--- a/core/inventory/serializers.py
+++ b/core/inventory/serializers.py
@@ -1,25 +1,49 @@
 from django.utils import timezone
 from rest_framework import serializers
+from rest_framework.relations import SlugRelatedField
 
 from files.models import File
 from inventory.models import Event, Container, Item
 from mail.models import EventAddress
 
 
-class EventAdressSerializer(serializers.ModelSerializer):
-    class Meta:
-        model = EventAddress
-        fields = ['address']
+#class EventAdressSerializer(serializers.ModelSerializer):
+#    class Meta:
+#        model = EventAddress
+#        fields = ['address']
+
+#    def to_internal_value(self, data):
+#        if not isinstance(data, str):
+#            raise serializers.ValidationError('This field must be a string.')
+#
+#    def create(self, validated_data):
+#        return EventAddress.objects.create(**validated_data)
+#
+#    def validate(self, data):
+#        return isinstance(data, str)
+
 
 
 class EventSerializer(serializers.ModelSerializer):
-    addresses = EventAdressSerializer(many=True, required=False)
+    #addresses = EventAdressSerializer(many=True, required=False)
+    addresses = SlugRelatedField(many=True, slug_field='address', queryset=EventAddress.objects.all())
 
     class Meta:
         model = Event
         fields = ['eid', 'slug', 'name', 'start', 'end', 'pre_start', 'post_end', 'addresses']
         read_only_fields = ['eid']
 
+#    def update(self, instance, validated_data):
+#        addresses = validated_data.pop('addresses', None)
+#        instance.save(validated_data)
+#        if addresses:
+#            for address in addresses:
+#                nested_instance, created = EventAddress.objects.get_or_create(address=address)
+#                instance.addresses.add(nested_instance)
+#
+#        return instance
+
+
 
 class ContainerSerializer(serializers.ModelSerializer):
     itemCount = serializers.SerializerMethodField()
diff --git a/core/inventory/tests/v2/test_events.py b/core/inventory/tests/v2/test_events.py
index affbd0e..6bbc701 100644
--- a/core/inventory/tests/v2/test_events.py
+++ b/core/inventory/tests/v2/test_events.py
@@ -47,6 +47,18 @@ class EventTestCase(TestCase):
         self.assertEqual(Event.objects.all()[0].slug, 'EVENT2')
         self.assertEqual(Event.objects.all()[0].name, 'Event 2 new')
 
+    def test_update_event(self):
+        from rest_framework.test import APIClient
+        event = Event.objects.create(slug='EVENT1', name='Event 1')
+        response = APIClient().patch(f'/api/2/events/{event.eid}/', {'addresses': ['foo@bar.baz', 'foo1@bar.baz']})
+        self.assertEqual(response.status_code, 200)
+        self.assertEqual(response.json()['slug'], 'EVENT1')
+        self.assertEqual(response.json()['name'], 'Event 1')
+        self.assertEqual(len(Event.objects.all()), 1)
+        self.assertEqual(Event.objects.all()[0].slug, 'EVENT1')
+        self.assertEqual(Event.objects.all()[0].name, 'Event 1')
+        self.assertEqual(1, len(response.json()[0]['addresses']))
+
     def test_remove_event(self):
         event = Event.objects.create(slug='EVENT1', name='Event 1')
         Event.objects.create(slug='EVENT2', name='Event 2')
@@ -65,4 +77,3 @@ class EventTestCase(TestCase):
         self.assertEqual('TEST1', response.json()[0]['slug'])
         self.assertEqual('Event', response.json()[0]['name'])
         self.assertEqual(1, len(response.json()[0]['addresses']))
-
diff --git a/core/mail/migrations/0006_alter_eventaddress_address.py b/core/mail/migrations/0006_alter_eventaddress_address.py
new file mode 100644
index 0000000..5a03261
--- /dev/null
+++ b/core/mail/migrations/0006_alter_eventaddress_address.py
@@ -0,0 +1,18 @@
+# Generated by Django 4.2.7 on 2024-11-06 06:13
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('mail', '0005_alter_eventaddress_event'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='eventaddress',
+            name='address',
+            field=models.CharField(max_length=255, unique=True),
+        ),
+    ]
diff --git a/core/mail/models.py b/core/mail/models.py
index 28524de..f8a3869 100644
--- a/core/mail/models.py
+++ b/core/mail/models.py
@@ -46,7 +46,7 @@ class Email(SoftDeleteModel):
 class EventAddress(models.Model):
     id = models.AutoField(primary_key=True)
     event = models.ForeignKey(Event, models.SET_NULL, null=True, related_name='addresses')
-    address = models.CharField(max_length=255)
+    address = models.CharField(max_length=255, unique=True)
 
 
 class EmailAttachment(AbstractFile):