Hibernian beat Rangers 3-1 at Ibrox on Monday evening as they won away from home for the first time in the Championship.
Teenager Jason Cummings grabbed a first-half double and David Gray was also on target as Alan Stubbs' side stormed into a 3-0 lead at the interval.
Nicky Law pulled one back for Ally McCoist's men early in the second period but Hibs held on to climb to fifth in the table ahead of Saturday's home game with Raith Rovers.
Rangers, who travel to Livingston this weekend, remain in second place - six points behind leaders Hearts after seven rounds of fixtures.