Lahore - Sri Lanka captain Dasun Shanaka won the toss and opted to bat in the second Twenty20 international against Pakistan in Lahore on Monday.
Sri Lanka kept the same team which upset Pakistan, the world's number one T20 team, in the first match by 67 runs on Saturday.
Pakistan, who have never lost a T20 series in six attempts to Sri Lanka, brought in paceman Wahab Riaz and opener Fakhar Zaman in place of Iftikhar Ahmed and Faheem Ashraf.
The third and final match will be played at the same venue on Wednesday.
Pakistan: Sarfaraz Ahmed (captain), Ahmed Shehzad, Babar Azam, Umar Akmal, Asif Ali, Fakhar Zaman, Imad Wasim, Wahab Riaz, Mohammad Amir, Mohammad Hasnain, Shadab Khan
Sri Lanka: Dasun Shanaka (captain), Danushka Gunathilaka, Avishka Fernando, Shehan Jayasuriya, Bhanuka Rajapaksa, Minod Bhanuka, Wanindu Hasaranga, Lakshan Sandakan, Isuru Udana, Nuwan Pradeep, Kasun Rajitha
Umpire: Aleem Dar (PAK) and Ahsan Raza (PAK)
Tv umpire: Shozab Raza (PAK)
Match referee: David Boon (AUS)