diff --git a/contracts/utils/cryptography/SignatureChecker.sol b/contracts/utils/cryptography/SignatureChecker.sol
index 42b222a0f..a6ec35044 100644
--- a/contracts/utils/cryptography/SignatureChecker.sol
+++ b/contracts/utils/cryptography/SignatureChecker.sol
@@ -4,7 +4,6 @@
 pragma solidity ^0.8.0;
 
 import "./ECDSA.sol";
-import "../Address.sol";
 import "../../interfaces/IERC1271.sol";
 
 /**