The Foxes go into the game at the KC Stadium looking to end their winless run of 13 games ??? which has included losing their last six matches.
Ulloa scored his seventh goal of the season against Tottenham on Sunday but the Foxes went down to a 2-1 defeat.
And the Argentine striker said the team needs to believe in themselves.
“It’s difficult, we need to focus on the next game now.
???It’s different now, we play away and we need to win. For that we need to focus on the game.
“We are thinking about the positives for the next game.
???It’s difficult, this situation, but we can go to Hull believing in this team.
“We need to think positively, focus on the game and afterwards we can see.”
The defeat to Spurs leaves Nigel Pearson???s side rooted to the bottom of the Premier League Table, six points behind Hull.