The Congress Tuesday changed its nominee from Gujarat's Vadodara Lok Sabha constituency, from where BJP's prime ministerial candidate Narendra Modi is contesting too, replacing Narendra Rawat with party general secretary Madhusudan Mistry.The party Tuesday came out with a list of 12 candidates including Mistry from Vadodara.Congress sources said that Rawat was a lightweight compared to Modi and the party wanted to give a tough fight to the Gujarat chief minister.Modi is also contesting from Varanasi in Uttar Pradesh.