Antonio Di Natale scored the lone goal in Udinese's 1-0 defeat of Lazio at the Stadio Friuli on Saturday.
The 35-year-old struck in the 19th minute as Udinese held on to claim all three points at home.
Udinese has won three straight Serie A matches to climb to 51 points on the season.
That total brings the club level with Lazio in the table, though Udinese takes sixth place in Italy's top flight with a superior goal difference.
Genoa 1, Atalanta 1
Genoa, Italy - Genoa inched closer to safety with a 1-1 draw against Atalanta at the Stadio Luigi Ferraris on Saturday.
Antonio Floro Flores had given the home side the edge in the sixth minute, but Cristiano Del Grosso managed to draw Atalanta level just two minutes later.
The two sides finished even at one goal apiece, helping Genoa improve to 29 points to move one point shy of safety. Atalanta climbs to 38 points through 33 matches.