diff --git a/packages/contracts/contracts/Reference.sol b/packages/contracts/contracts/Reference.sol
index b0a36ed4..79a20393 100644
--- a/packages/contracts/contracts/Reference.sol
+++ b/packages/contracts/contracts/Reference.sol
@@ -7,7 +7,6 @@ import "multisig-wallet-contracts/contracts/MultiSigWallet.sol";
 
 import "loyalty-tokens/contracts/LoyaltyToken.sol";
 import "loyalty-tokens/contracts/KIOS.sol";
-import "loyalty-tokens/contracts/PNB.sol";
 
 import "dms-bridge-contracts/contracts/interfaces/IBridge.sol";
 import "dms-bridge-contracts/contracts/interfaces/IBridgeLiquidity.sol";