diff --git a/migrations/000012_data_addon.down.sql b/migrations/000012_data_addon.down.sql
new file mode 100644
index 0000000..19fc276
--- /dev/null
+++ b/migrations/000012_data_addon.down.sql
@@ -0,0 +1,11 @@
+--
+-- Deletes the add-on for data-only subscriptions.
+--
+
+BEGIN;
+
+SET search_path = public, pg_catalog;
+
+DELETE FROM addons WHERE id = 'c21dd61f-aa41-40ad-8005-859679ceed9c';
+
+COMMIT;
diff --git a/migrations/000012_data_addon.up.sql b/migrations/000012_data_addon.up.sql
new file mode 100644
index 0000000..6ceda54
--- /dev/null
+++ b/migrations/000012_data_addon.up.sql
@@ -0,0 +1,20 @@
+--
+-- Creates an add-on for data-only subscriptions.
+--
+
+BEGIN;
+
+SET search_path = public, pg_catalog;
+
+INSERT INTO addons (id, name, description, resource_type_id, default_amount, default_paid)
+VALUES (
+    'c21dd61f-aa41-40ad-8005-859679ceed9c',
+    '1 TB',
+    '1 TB of data storage for one year.',
+    (SELECT id FROM resource_types WHERE name = 'data.size'),
+    power(2, 40),
+    TRUE
+)
+ON CONFLICT DO NOTHING;
+
+COMMIT;