# Ethereum Constantinople/St. Petersburg Upgrade Announcement

DevFeed: [Ethereum Constantinople/St. Petersburg Upgrade Announcement](<https://devfeed.tech/articles/ethereum-constantinople-st-petersburg-upgrade-announcement-16843.md>)

Original publisher: [Read original article](<https://blog.ethereum.org/en/2019/02/22/ethereum-constantinople-st-petersburg-upgrade-announcement>)

Author: Hudson Jameson

Published: 2019-02-22T00:00:00Z

Content type: release

Language: en

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

Topics: [Ethereum](<https://devfeed.tech/topics/ethereum.md>), [Network](<https://devfeed.tech/topics/network.md>), [Blockchain](<https://devfeed.tech/topics/blockchain.md>), [Protocol (disambiguation)](<https://devfeed.tech/topics/protocol.md>)

Tags: [announcement](<https://devfeed.tech/tags/announcement.md>), [blockchain](<https://devfeed.tech/tags/blockchain.md>), [ethereum](<https://devfeed.tech/tags/ethereum.md>), [network](<https://devfeed.tech/tags/network.md>), [protocol](<https://devfeed.tech/tags/protocol.md>), [research-development](<https://devfeed.tech/tags/research-development.md>), [upgrade](<https://devfeed.tech/tags/upgrade.md>)

## AI overview

This announcement describes the scheduled Ethereum Constantinople/St. Petersburg protocol upgrade, planned for block 7,280,000 around February 28, 2019, with timing subject to block times. It explains the upgrade's two names, compatibility requirements for Ethereum clients, and the need for exchanges and wallet services to coordinate updates.

## Source excerpt

The Ethereum network will be undergoing a scheduled upgrade at block number 7,280,000, which is predicted to occur on Thursday, February 28, 2019. The exact date is subject to change depending on block times between now and then and could be activated 1-2 days before or after. A countdown timer...