While Mohammed Shami's return to T20I has been delayed after being tested positive for Covid-19, Umesh Yadav is set to be back in white-ball cricket for India after three and half years.

source https://timesofindia.indiatimes.com/sports/cricket/news/india-vs-australia-umesh-yadav-likely-to-replace-mohammed-shami/articleshow/94273625.cms