An expansion of Madhya Pradesh Chief Minister Mohan Yadav's cabinet is likely tomorrow. Preparations have started at the Raj Bhavan for the oath ceremony that is likely at 3.30 pm, sources said. A final call on names is likely to be taken this evening by a four-member team that includes the party's senior leader Kailash Vijayvargiya, Prahlad Singh Patel, Rakesh Singh and Gopal Bhargava. Earlier, discussions about cabinet formation were going on at the residence of the party's national president, Jagat Prakash Nadda.