diff --git a/lib/pleroma/user.ex b/lib/pleroma/user.ex
index 1d7cb22b2..51f5bc8ea 100644
--- a/lib/pleroma/user.ex
+++ b/lib/pleroma/user.ex
@@ -900,6 +900,7 @@ defp maybe_send_registration_email(%User{email: email} = user) when is_binary(em
          false <- Config.get([:instance, :account_approval_required], false) do
       user
       |> Pleroma.Emails.UserEmail.successful_registration_email()
+      |> Pleroma.Emails.Mailer.deliver_async()
 
       {:ok, :enqueued}
     else