Unauthorised debit orders

Hi <br> <br> I have been through my bank statements and have found that the following debit orders were run on my account without my authorisation.<br> <br> 19-Dec-14 Leacollect***3leacol141125 85.00 <br> 25-Nov-14 Leacollect***3leacol141125 85.00 <br> <br> Please reverse these, I have not signed up for any new contracts in the past two years.<br> <br> Regards,<br> Mr Matlala