Super featherweight
On July 11, 2009, Solis challenged IBF featherweight champion Cristobal Cruz (38-11-1), whom Solis had previously defeated, but lost by unanimous decision. During the bout, Solis was docked 4 points for intentional low blows while Cruz was docked two points for headbutting. The final scores were 113-110, 113-110, and 113-111 in favor of Cruz. Solis moved up to the Super Featherweight division in his next bout and defeated Likar Ramos by 7th-round TKO to claim the WBA interim Super featherweight title.