diff --git a/contracts/utils/cryptography/Hashes.sol b/contracts/utils/cryptography/Hashes.sol
index c78bc80fd..85efd6d29 100644
--- a/contracts/utils/cryptography/Hashes.sol
+++ b/contracts/utils/cryptography/Hashes.sol
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: MIT
 
-pragma solidity ^0.8.0;
+pragma solidity ^0.8.20;
 
 /**
  * @dev Library of standard hash functions.
diff --git a/contracts/utils/structs/MerkleTree.sol b/contracts/utils/structs/MerkleTree.sol
index 93f59ace5..c4933f79e 100644
--- a/contracts/utils/structs/MerkleTree.sol
+++ b/contracts/utils/structs/MerkleTree.sol
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: MIT
 
-pragma solidity ^0.8.0;
+pragma solidity ^0.8.20;
 
 import {Hashes} from "../cryptography/Hashes.sol";
 import {Arrays} from "../Arrays.sol";