Prime Minister's economic advisory panel (PMEAC) has said a hike in diesel prices may be deferred till March when the inflation rate is likely to come to about 6 per cent. Talking to reporters in New Delhi today,PMEAC chairman C Rangarajan said,possibly, the petroleum prices will be adjusted to the international crude price.Following the spike in food prices, PMEAC has revised upwards its projections for overall inflation at the end of the 2010-11 financial year to 6 per cent, as against the earlier estimate of 5.5 per cent.Finance Minister Pranab Mukherjee has said that overall inflation could moderate to around 6.5 per cent by March-end, as against the 6 per cent projection in the Finance Ministry's Mid-Year Review. A meeting of a ministerial panel headed by Finance Minister Pranab Mukherjee, to consider raising diesel price by at least 2 rupee a litre, was deferred twice last month and no new date has been notified yet.