Non receipt of salary & IT return

Need your Help

An assessee have salary income during FY 09-10 of12 Lac. Co. deducted tds on it & issue form 16A. Out of 12 Lac salary 1 lac salary for march 10 is receivable in april 10.  Based on form 16A IT return was filled by assessee.

Assessee changed job in april 10 due to which he receive only 25000 salary out of 1 Lac receivable.

Now my question is how to claim non receipt of75000 in IT return.

It there any way that I can adjust that amount in IT return of FY 10-11 by reducing salary to75000/- OR not.

Please guide me.

Thanks in advance.