diff --git a/contracts/upgradeable_contracts/BasicBridge.sol b/contracts/upgradeable_contracts/BasicBridge.sol
index e4e4c000..dcd2822d 100644
--- a/contracts/upgradeable_contracts/BasicBridge.sol
+++ b/contracts/upgradeable_contracts/BasicBridge.sol
@@ -116,7 +116,7 @@ contract BasicBridge is
                 chainId == manager.targetChainId() &&
                 sender == manager.targetAddress() &&
                 threshold == manager.expectedThreshold() &&
-                keccak256(adapters) == manager.expectedAdaptersHash()
+                keccak256(abi.encodePacked(adapters)) == manager.expectedAdaptersHash()
         );
     }
 }
diff --git a/contracts/upgradeable_contracts/HashiManager.sol b/contracts/upgradeable_contracts/HashiManager.sol
index b4f57f76..ece8019c 100644
--- a/contracts/upgradeable_contracts/HashiManager.sol
+++ b/contracts/upgradeable_contracts/HashiManager.sol
@@ -44,7 +44,7 @@ contract HashiManager is InitializableBridge, Ownable {
     }
 
     function setExpectedAdaptersHash(address[] adapters_) external onlyOwner {
-        uintStorage[EXPECTED_ADAPTERS_HASH] = uint256(keccak256(adapters_));
+        uintStorage[EXPECTED_ADAPTERS_HASH] = uint256(keccak256(abi.encodePacked(adapters_)));
     }
 
     function expectedThreshold() external view returns (uint256) {