Annan Athletic are the latest leaders of an ever-changing League Two table after a 2-0 victory at Arbroath.
Elgin City and Clyde share the points at Borough Briggs in the Scottish League Two clash.
Graham Webster nets a second-half winner for Montrose as Queens Park miss the chance to move top of Scottish League Two.
Annan move top of Scottish League Two following a deserved victory at Arbroath in a dominant display.
Berwick take all three points against League Two bottom side East Stirling but are made to work hard for their win.
East Fife drop to second in League Two after being held at home by struggling Stirling.
There are two all-League Two ties in the Scottish Cup second round while Clyde face a long trip against Formartine.
Blair Henderson's second-half goal helps Berwick end a two-game League Two losing run in a draw at Clyde.