diff --git a/contracts/factory/IIdFactory.sol b/contracts/factory/IIdFactory.sol
index 72a8c2e..46a2391 100644
--- a/contracts/factory/IIdFactory.sol
+++ b/contracts/factory/IIdFactory.sol
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-3.0
-pragma solidity 0.8.17;
+pragma solidity ^0.8.17;
 
 interface IIdFactory {