The death toll in an air conditioner (AC) blast at a mosque in Sadar upazila of Narayanganj has risen to 11 as 10 more people died on Saturday.

All of them died while undergoing treatment at Sheikh Hasina Burn and Plastic Surgery Institute.

Identities of them could not ascertained yet. Muezzin of the mosque is among the deceased.

Bachchu Miah, Inspector of Dhaka Medical College and Hospital police outpost, confirmed the deaths.

Earlier, a child named Jwel died after being burnt from the explosion.

According to the locals, the incident took place at Baitus Salah Jame Mosque at Fatulla as the AC inside the mosque blasted with a loud noise around 8.45pm on Friday, leaving at least 50 people injured. Among the injured, 37 people were sent to Dhaka Medical College Hospital.