Viktorija Golubic came from a set down to beat lucky loser Mai Hontama and move into the second round of the Lyon Open on Wednesday.
Third seed Golubic was given the run-around by Hontama in the first set before fighting back to win 1-6 6-4 6-4.
Golubic had to dig deep to secure a meeting with Vitalia Diatchenko, who beat Anna-Lena Friedsam, as Hontama’s deft drop shots had given her a scent of pulling off an upset.
The Swiss broke six times and saved six break points, wrapping up a well-earned victory in two hours and 10 minutes.
Golubic’s compatriot Stefanie Voegele bowed out at the second-round stage, losing 6-3 7-5 to second seed Sorana Cirstea.
Anna Bondar reached the quarter-finals when Katie Boulter retired due to injury after losing the first set 6-3.
Alison Van Uytvanck won the final match of the day, getting the better of Varvara Gracheva 6-2 6-4 to advance to the last eight.