diff --git a/contracts/market/BENftMall.sol b/contracts/market/BENftMall.sol
index 73d98fc..90c664f 100644
--- a/contracts/market/BENftMall.sol
+++ b/contracts/market/BENftMall.sol
@@ -107,7 +107,7 @@ contract BENftMall is Ownable, HasSignature, TimeChecker {
     uint256[4] calldata values,
     bytes calldata signature
   ) external signatureValid(signature) timeValid(values[3]) {
-    // address[4] [seller_address,nft_address,payment_token_address]
+    // address[3] [seller_address,nft_address,payment_token_address]
     // uint256[4] [token_id,price,salt_nonce,startTime]
     // bytes seller_signature
     require(nftTokenSupported[addresses[1]], "BENftMall: Unsupported NFT");