diff --git a/spec/mailers/previews/subscription_mailer_preview.rb b/spec/mailers/previews/subscription_mailer_preview.rb
new file mode 100644
index 0000000000..91e11b5a1e
--- /dev/null
+++ b/spec/mailers/previews/subscription_mailer_preview.rb
@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class SubscriptionMailerPreview < ActionMailer::Preview
+  def confirmation_email
+    SubscriptionMailer.confirmation_email(Spree::Order.complete.last)
+  end
+end