December debit order date change

I was notified that my debit order was being changed to the 22nd from the usual 26th. We have this fight every year. I only get paid on the 26th. I beg them no not tochange my debit order date in December. We have this fight every year. I have been struggling all day to get assistance . I just get robot who ask stpuid questions. The number given does not work.