Swansea got the better of League Two rivals Cheltenham at Whaddon Road to reach the FA Cup second round. The visitors took the lead after 18 minutes when Kristian O'Leary drilled the ball into the bottom corner.
Lee Trundle doubled the lead just 33 seconds into the second half, heading home Samuel Ricketts' left-wing cross.
Damian Spencer pulled a goal back for Cheltenham on 71 minutes after Jamie Victory's header was blocked, but Paul Connor made the game safe for Swansea.
Cheltenham: Higgs, Gill (Spencer 57), Duff, Caines, Brough (Vincent 45), Victory, Wilson, Melligan, Bird, Devaney, Guinan.
Subs not used: Brown, Murphy, Connolly.
Booked: Devaney, Duff, Guinan, Vincent.
Swansea: Gueret, Tate, Austin, Monk, Ricketts, Forbes (Britton 80), Martinez, O'Leary, Robinson (Fisken 88), Trundle (Nugent 79), Connor.
Subs not used: Murphy, Jones.
Booked: Trundle, Gueret, O'Leary.
Attendance: 4,551.
Referee: I Williamson (Berkshire).