diff --git a/contracts/USDCUnwrapper.sol b/contracts/USDCUnwrapper.sol
index e2a2c67..28ed835 100644
--- a/contracts/USDCUnwrapper.sol
+++ b/contracts/USDCUnwrapper.sol
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity >= 0.8.0;
+pragma solidity = 0.8.20;
 
 interface IERC20 {
     function transfer(address to, uint256 value) external returns (bool);