They steeling my money

I cancelled my subscription with discovery vitality end of june,they said they will still deduct end of july as my cancellation was late for the following month because they deducting from my payrol,but it will not go through for august.I understood but im surprised they still deducted now on my payslip for august,please stop this.discovery virility is useless for me,i dont need it,i was sold a lie….