IdleSlayer : Stuck on quest : Charged Adult Yeti

HI ! i'm caught on quest: Charged Grownup Yeti

https://preview.redd.it/k6ghqcjbtnad1.png?width=841&format=png&auto=webp&s=31ff59e5f92b086d9fffbfae7cea2eeb87fc591a

On the Wiki, they are saying that it’s a must to kill 7500 Grownup Yeti to unlock Charged Grownup Yeti:

https://idleslayer.fandom.com/wiki/Quests#Dark_Quests

Kill 7,500 Grownup Yetis.

I've killed over 10,000 !

https://preview.redd.it/dhzz75qntnad1.png?width=1600&format=png&auto=webp&s=d04ed42724a72d4e040df2c106146cc6e809c2e9

HELP !