Cops have nabbed a sixth suspect wanted in connection to the June slaying of Charles Reynoso –– a Brooklyn man who was gunned down a week before his 25th birthday, police said Wednesday.

Reynoso, 24, was shot in the head after a dispute with five men around 5 a.m. June 8 on West 166th Street in Washington Heights, according to police.

Kristopher Francisco, 24, from East Harlem, was taken to the 33rd precinct in Washington Heights at 1 p.m. Wednesday and faces robbery and murder charges, police said.

Cops made their first arrest on June 28 and over the last five months, they’ve arrested five other suspects in connection to the June shooting.