Celtic defeated Falkirk 2-0 at Parkhead on Sunday afternoon to move up to second place in the William Hill Premiership, six points behind leaders Hearts.
Recent signing Tomas Cvancara opened the scoring towards half-time and Benjamin Nygren grabbed the second goal with 62 minutes on the clock.
Rangers are also six points off the top following a 0-0 draw with fifth-placed Hibernian at Easter Road.