diff --git a/contracts/market/BENftMarket.sol b/contracts/market/BENftMarket.sol
index 54d54d7..7e25285 100644
--- a/contracts/market/BENftMarket.sol
+++ b/contracts/market/BENftMarket.sol
@@ -75,7 +75,7 @@ contract BENFTMarket is Ownable, ReentrancyGuard, ERC1155Holder, ERC721Holder {
   uint256 constant ROUND = 1000000;
   uint256 public transactionFee = (3 * ROUND) / 100;
   // min transaction fee is: 0.5%
-  uint256 public constant MIN_TRANSACTION_FEE = (5 * ROUND) / 1000;
+  uint256 public constant MIN_TRANSACTION_FEE = 0;
   // max transaction fee is: 10%
   uint256 public constant MAX_TRANSACTION_FEE = (10 * ROUND) / 100;
 
@@ -159,17 +159,20 @@ contract BENFTMarket is Ownable, ReentrancyGuard, ERC1155Holder, ERC721Holder {
       orderInfo.owner,
       _amount
     );
-
-    IERC20(orderInfo.currency).safeTransferFrom(
-      msg.sender,
-      feeToAddress,
-      _transactionFee
-    );
-    IERC20(orderInfo.currency).safeTransferFrom(
-      msg.sender,
-      taxToAddress,
-      _transactionTax
-    );
+    if (_transactionFee > 0) {
+      IERC20(orderInfo.currency).safeTransferFrom(
+        msg.sender,
+        feeToAddress,
+        _transactionFee
+      );
+    }
+    if (_transactionTax > 0) {
+      IERC20(orderInfo.currency).safeTransferFrom(
+        msg.sender,
+        taxToAddress,
+        _transactionTax
+      );
+    }
 
     if (erc721Supported[orderInfo.nftToken]) {
       IERC721(orderInfo.nftToken).safeTransferFrom(