August 31st, Sui mainnet has been upgraded to version V1.8.1. This upgrade includes adding the zkLogin protocol configuration feature flag for testing in the development network, and using updated proof verification logic for zkLogin signature verification. When building Move code, the updated version will have additional linter warnings related to collection comparison in Su i framework code (Bag, Table, and TableVec). The error code specification has been updated to support a clearer error reporting structure.