Police on Tuesday arrested more minors in connection to the fatal stabbings.
Two fourteen year old boys were killed in the attacks which police say were a dispute between two gangs in the capital Male.
Police said four minors and an adult had been arrested in connection to the killings. Police had earlier arrested three minors.
Ahmed Irushan was stabbed in the neck on Friday while Fathir Mohamed was stabbed in the back three hours later in what police believe was a revenge killing.
Police said the dispute between two notorious gangs in Male "Vai Kanmathi" and "Eagles" occurred on Friday morning.