diff --git a/priv/repo/migrations/20241112142236_invitation_id_not_null_at_guest_invitations.exs b/priv/repo/migrations/20241112142236_invitation_id_not_null_at_guest_invitations.exs
new file mode 100644
index 000000000..fdb5b05e2
--- /dev/null
+++ b/priv/repo/migrations/20241112142236_invitation_id_not_null_at_guest_invitations.exs
@@ -0,0 +1,9 @@
+defmodule Plausible.Repo.Migrations.InvitationIdNotNullAtGuestInvitations do
+  use Ecto.Migration
+
+  def change do
+    alter table(:guest_invitations) do
+      modify :invitation_id, :string, null: false
+    end
+  end
+end