# Ethereum consensus-layer series rebranded as Finalized; node upgrades required for Berlin

DevFeed: [Ethereum consensus-layer series rebranded as Finalized; node upgrades required for Berlin](<https://devfeed.tech/articles/finalized-no-23-16952.md>)

Original publisher: [Read original article](<https://blog.ethereum.org/en/2021/03/11/finalized-no-23>)

Author: Danny Ryan

Published: 2021-03-11T00:00:00Z

Content type: article

Language: en

Sources: [Ethereum Foundation Blog](<https://devfeed.tech/sources/ethereum-foundation-blog.md>)

Topics: [Ethereum](<https://devfeed.tech/topics/ethereum.md>), [Protocol (disambiguation)](<https://devfeed.tech/topics/protocol.md>), [Software](<https://devfeed.tech/topics/software.md>)

Tags: [consensus-algorithm](<https://devfeed.tech/tags/consensus-algorithm.md>), [ethereum](<https://devfeed.tech/tags/ethereum.md>), [fork](<https://devfeed.tech/tags/fork.md>), [pow](<https://devfeed.tech/tags/pow.md>), [proof-of-work](<https://devfeed.tech/tags/proof-of-work.md>), [protocol](<https://devfeed.tech/tags/protocol.md>), [research-development](<https://devfeed.tech/tags/research-development.md>), [upgrade](<https://devfeed.tech/tags/upgrade.md>), [upgrades](<https://devfeed.tech/tags/upgrades.md>)

## AI overview

The article announces that the blog series formerly associated with "eth2" will be rebranded as "Finalized: the Ethereum consensus-layer." It also explains that the Berlin mainnet upgrade requires Ethereum PoW node operators and beacon-chain stakers to update their software by the stated deadlines.

## Source excerpt

tl;dr Finalized: rebranding the blog Upgrade your nodes!...