Barcelona played out a goalless draw with bottom placed Huesca in Laliga.
The defending champions rested majority of their first team players for the champions league clash against Manchester United on Tuesday.
French winger, Ousmane Dembele made his first start in four weeks after recovering from injury, Boateng led the line in the absence of Lionel Messi and Luis Suarez.
The second string team failed to impress Valverde as they struggled to open up Huesca.
Barcelona’s lead has been cut to nine points after Atletico Madrid defeated Celta Vigo 2-0.
Barcelona coach, Erneste Valverde defended his team line up after the match
“Obviously we always want to win but it’s true this game came in slightly different circumstances,” Valverde said.
“It is an unusual week because we come from playing an intense match on Wednesday, when the trip was long, and we have the return on Tuesday.
“Considering the schedule and our advantage in the league, I thought it was time to make changes.”