A contract worker Ananta Goud (27), died while undergoing treatment at the National Burns Center in Mumbai, a statement issued by the HPCL said.
A massive blaze had broken out on August 23 at the HPCL complex here when staffers from private companies were at work.
Of the 27 persons killed in the mishap so far, only one was an employee of the HPCL, while the rest were private workers engaged by contract companies.
The HPCL has so far handed over compensation amount of Rs 5 crore to the district collector through cheques. The compensation amount of Rs 20 lakhs for Ananta Gaud will also be handed over to the collector, the company release said.