 On 25 November 2007, he scored the game's only goal in a home triumph against his previous club.Having already played one game in the 2008–09 season with Racing, a 1–1 home draw to Sevilla FC, López was sold to Segunda División's Real Zaragoza on 1 September 2008, for €3 million.He scored seven goals in 38 matches as his new team immediately returned to the top tier, surpassing the 3,000-minute mark, but featured significantly less in the following campaign although he began it in the starting XI.