The provisions in the Pradhan Mantri Matsya Sampada Yojana (PMMSY) will be revised to enable fishermen to buy trawlers and boats of their choice for deep-sea fishing, Union Minister for Fisheries, Animal Husbandry and Dairying Parshottam Rupala said on Sunday. Addressing a convention of fishermen here as part of the Fisheries Ministry’s Sagara Parikrama programme, Rupala said fishermen had pointed out the difficulties they faced in the purchase of deep-sea fishing vessels as per the technical specification prescribed in the PMMSY scheme.