diff --git a/cartridge/shop/migrations/0010_alter_discountcode_categories_and_more.py b/cartridge/shop/migrations/0010_alter_discountcode_categories_and_more.py
new file mode 100644
index 00000000..e016022e
--- /dev/null
+++ b/cartridge/shop/migrations/0010_alter_discountcode_categories_and_more.py
@@ -0,0 +1,61 @@
+# Generated by Django 4.0.4 on 2022-05-04 12:24
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("shop", "0009_product_slug"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="discountcode",
+            name="categories",
+            field=models.ManyToManyField(
+                blank=True,
+                related_name="%(class)s_related",
+                to="shop.category",
+                verbose_name="Categories",
+            ),
+        ),
+        migrations.AlterField(
+            model_name="order",
+            name="billing_detail_state",
+            field=models.CharField(
+                blank=True, max_length=100, verbose_name="State/Region"
+            ),
+        ),
+        migrations.AlterField(
+            model_name="order",
+            name="shipping_detail_state",
+            field=models.CharField(
+                blank=True, max_length=100, verbose_name="State/Region"
+            ),
+        ),
+        migrations.AlterField(
+            model_name="product",
+            name="related_products",
+            field=models.ManyToManyField(
+                blank=True, to="shop.product", verbose_name="Related products"
+            ),
+        ),
+        migrations.AlterField(
+            model_name="product",
+            name="upsell_products",
+            field=models.ManyToManyField(
+                blank=True, to="shop.product", verbose_name="Upsell products"
+            ),
+        ),
+        migrations.AlterField(
+            model_name="sale",
+            name="categories",
+            field=models.ManyToManyField(
+                blank=True,
+                related_name="%(class)s_related",
+                to="shop.category",
+                verbose_name="Categories",
+            ),
+        ),
+    ]
diff --git a/cartridge/shop/models.py b/cartridge/shop/models.py
index 5fb7c4d9..b10b978a 100644
--- a/cartridge/shop/models.py
+++ b/cartridge/shop/models.py
@@ -453,7 +453,7 @@ class Order(SiteRelated):
     billing_detail_last_name = CharField(_("Last name"), max_length=100)
     billing_detail_street = CharField(_("Street"), max_length=100)
     billing_detail_city = CharField(_("City/Suburb"), max_length=100)
-    billing_detail_state = CharField(_("State/Region"), max_length=100)
+    billing_detail_state = CharField(_("State/Region"), max_length=100, blank=True)
     billing_detail_postcode = CharField(_("Zip/Postcode"), max_length=10)
     billing_detail_country = CharField(_("Country"), max_length=100)
     billing_detail_phone = CharField(_("Phone"), max_length=20)
@@ -462,7 +462,7 @@ class Order(SiteRelated):
     shipping_detail_last_name = CharField(_("Last name"), max_length=100)
     shipping_detail_street = CharField(_("Street"), max_length=100)
     shipping_detail_city = CharField(_("City/Suburb"), max_length=100)
-    shipping_detail_state = CharField(_("State/Region"), max_length=100)
+    shipping_detail_state = CharField(_("State/Region"), max_length=100, blank=True)
     shipping_detail_postcode = CharField(_("Zip/Postcode"), max_length=10)
     shipping_detail_country = CharField(_("Country"), max_length=100)
     shipping_detail_phone = CharField(_("Phone"), max_length=20)