--- token/ERC721/utils/ERC721Holder.sol 2023-08-11 20:33:54 +++ token/ERC721/utils/ERC721Holder.sol 2023-08-13 10:10:03 @@ -1,7 +1,7 @@ // SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC721/utils/ERC721Holder.sol) -pragma solidity ^0.8.20; +pragma solidity ^0.8.19; import {IERC721Receiver} from "../IERC721Receiver.sol";