Watch OS 6.1 updated on series 2, and Siri voice feedback is not available,

I updated Watch OS 6.1 on series 2, and Siri voice feedback is not available, in series 3 watch i see the voice feedback option where i can control the siri feedback, under General->Siri settings which i cannot see in Series 2,.. is something went wrong in OS update? or this feature is not available for series 2