diff --git a/solidity/contracts/l2/L1BitcoinDepositor.sol b/solidity/contracts/l2/L1BitcoinDepositor.sol
index 7de6f6ac4..e4dc37cb0 100644
--- a/solidity/contracts/l2/L1BitcoinDepositor.sol
+++ b/solidity/contracts/l2/L1BitcoinDepositor.sol
@@ -13,7 +13,7 @@
 //               ▐████▌    ▐████▌
 //               ▐████▌    ▐████▌
 
-pragma solidity ^0.8.17;
+pragma solidity 0.8.17;
 
 import "@keep-network/random-beacon/contracts/Reimbursable.sol";
 import "@openzeppelin/contracts-upgradeable/token/ERC20/IERC20Upgradeable.sol";
diff --git a/solidity/contracts/l2/L2BitcoinDepositor.sol b/solidity/contracts/l2/L2BitcoinDepositor.sol
index 8953d5e78..4ec53b05c 100644
--- a/solidity/contracts/l2/L2BitcoinDepositor.sol
+++ b/solidity/contracts/l2/L2BitcoinDepositor.sol
@@ -13,7 +13,7 @@
 //               ▐████▌    ▐████▌
 //               ▐████▌    ▐████▌
 
-pragma solidity ^0.8.17;
+pragma solidity 0.8.17;
 
 import "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol";