Double debit after policy paid

I have been paying my Funeral policy every month on the app with no problem i have however request that they debit the correct account and was advised that this will be effective only Feb 2025 and i kept doing my paymenst as normal this month i made the paymenst of the full amount and was then debitted on the 29th of Novemebsr and again on the 01st December all 3 times for the full amount now i need a reversal to be done on the 2 and they cannot confirm when it will be done i have a urgent family matter to attended to but as Capitec cannot reverse the funds please note this is not a loan im repaying its a policy i need them funds reversed and immdiately