Juventus boss Massimiliano Allegri says Serie A is one of the most difficult leagues in the world to score goals in after Cristiano Ronaldo‘s third successive blank during the 2-1 success at Parma.

The Real Madrid legend has not yet scored in a competitive game for his new club but the Old Lady boss isn’t worried, highlighting the heightened spotlight on defending in the Italian top-flight.

Watch Allegri react in the video below: