However, there is insufficient evidence currently before the court to conclude that Golden Boy Promotions and plaintiff modified the licensing agreement. The only evidence before the court is Gagliardi's conclusory, self-serving declaration and "[a] conclusory self-serving declaration, without more," is insufficient to show an absence of facts. Olson v. Dias, Case No. C 08-3382 PJH, 2010 WL 3787113, at *2 (N.D. Cal. Sept. 24, 2010). In short, there are genuine issues of material fact as to whether plaintiff had enforcement rights to pursue piracy claims for unauthorized Spanish-language broadcasts of the Program.