The match is scheduled to begin at 7.00 p.m.
The three-match T20I series currently stands in Pakistan’s favour after they secured a six-wicket victory in the first match on January 7.
If Pakistan manage to win today’s encounter, they will clinch the T20 series with one match remaining.
Sri Lanka will be led by Dasun Shanaka, while Pakistan’s captain for the match will be Salman Ali Agha.