# Ethereum: Glamsterdam

Quick Take · News · Published November 8, 2026 · By [Anthony Asuaje](https://walkeranthony.com/about/), Walker Strategies
Canonical URL: https://walkeranthony.com/news/ethereum-glamsterdam/

Ethereum's Glamsterdam upgrade may break smart contracts holding funds, according to prominent developers. This could impact Ethereum and its DeFi ecosystem.

Prominent Ethereum developers have warned that the upcoming Glamsterdam upgrade could break smart contracts that hold funds.

One key backer of the upgrade has reversed his stance, highlighting the uncertainty surrounding the upgrade.

The potential breaking of smart contracts could have significant consequences for Ethereum and its DeFi ecosystem.

Source: [beincrypto.com](https://beincrypto.com/ethereum-glamsterdam-break-chain-developers-warn/)

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