> For the complete Linea documentation index, see [llms.txt](/llms.txt). > Agents can fetch this page as Markdown at [https://docs.linea.build/api/linea-smart-contracts/messageservice/lib/timelock.md](https://docs.linea.build/api/linea-smart-contracts/messageservice/lib/timelock.md). # TimeLock # `TimeLock` This timelock contract will be the owner of all upgrades that gives users confidence and an ability to exit should they want to before an upgrade takes place ### constructor ```solidity constructor(uint256 minDelay, address[] proposers, address[] executors, address admin) public ``` Contributions not accepted These reference pages are automatically generated based on Linea's [smart contracts](https://github.com/Consensys/linea-monorepo/tree/main/contracts/src). To ensure they accurately match the deployed smart contracts, we cannot accept any contributions that edit these pages.