---
'@eth-optimism/gas-oracle': patch
'@eth-optimism/integration-tests': patch
'@eth-optimism/l2geth': patch
'@eth-optimism/batch-submitter': patch
'@eth-optimism/contracts': patch
'@eth-optimism/core-utils': patch
'@eth-optimism/data-transport-layer': patch
'@eth-optimism/message-relayer': patch
'@eth-optimism/regenesis-surgery': patch
'@eth-optimism/specs': patch
---

upgraded to solidity 0.8.9
