	On 29 September Shamhir was one of twelve fillies to contest the Brent Walker Fillies' Mile at Ascot Racecourse, which was being run for the first time as a Group One race. The highly regarded maiden winner Third Watch started favourite with Shamshir joint second choice in the betting on 6/1 alongside the Prestige Stakes winner Jaffa Line whilst the other nine runners included Majmu, Trojan Crown and Glowing Ardour (Silken Glider Stakes). Shamshir turned into the straight in fourth place behind Third Watch before moving up to take the led approaching the final furlong. She stayed on well in the closing stages to win by two lengths from Safa with a gap of five lengths back to Atlantic Flyer in third.