Another victim in the Tejturi Bazar blast succumbed to his injuries at Sheikh Hasina National Institute of Burn and Plastic Surgery on Tuesday morning.
The deceased was identified as Yeasin Talukder, 32, was a student of Jagannath University, said Partha Shankar Pal, a resident surgeon of the institute.
The explosion occurred at a house at East Tejturi Bazara in Tejgaon area at around 9:30pm on Friday, leaving him and Zitu Hasan, 28, seriously wounded.
On Saturday, Zitu, a student of EMBA at Dhaka University and an inhabitant of Gangarampur in Pabna, breathed his last at the institute.
The explosion burnt 65 percent of the body of the ill-fated student.
The law enforcers and the Fire Service and Civil Defence could not yet establish the come of the blast.