Income tax refund wrongly credited in wrong bank account

Sir

I have filed return for a.y. 2012-13  online and faulty through the mistake of  1 digit in account number the same refund of Rs 10k is credited in the wrong bank account of ICICI. My query is that how to got this refund in my bank account. I talked to bank official and they replied that they could any thing in this. The same will be done by Income tax. How to get my problem Resolve.