<p>Indian captain MS Dhoni said after their four-wicket win against Sri Lanka in the second ODI at WACA, Perth that is is difficult to lift the team's morale after string of losses.</p> &nbsp; <p>”It is difficult task (to lift the morale of the team) but if each player does his work it becomes easier. We tried to improve upon the mistakes we committed in the last match and we also will improve upon the mistakes committed today,” Dhoni said after his sides's four-wicket win.</p> <p>&nbsp;</p> <p>The Indian bowlers recovered from early sloppiness to restrict the Sri Lankans to 233 for eight with Ashwin taking 3/32 before the batsmen rattled up the target with 20 balls remaining.</p>