Legendary music producer Quincy Jones. who died in Los Angeles on Nov. 3, had been diagnosed with pancreatic years before his death at 91 years old.

Quincy Jones ’ cause of death has been revealed. The legendary music producer died of pancreatic cancer, according to his death certificate, which was obtained by TMZ. A rep for the Los Angeles County Department of Public Health did not immediately respond to PEOPLE’s request for comment, nor did Jones’s publicist.

Quincy Jones died of pancreatic cancer, according to the music legend’s death certificate, which was obtained by TMZ.