Eligible for itc

NITIN DALSANIA   23 January 2021

supplier filed monthly gstr3b in time on june 2020 for march 2020,

but he filed gstr1 on11 jan 2021,

i have already claim itc in march monthly gstr3b

itc not shown in gstr2b of march 2020, but shows in gstr2a

what should i do now, it is ok or should i reverse itc,