diff --git a/lib/plugins/wallet/bitcoind/bitcoind.js b/lib/plugins/wallet/bitcoind/bitcoind.js
index 081be7eb..6d7c8da3 100644
--- a/lib/plugins/wallet/bitcoind/bitcoind.js
+++ b/lib/plugins/wallet/bitcoind/bitcoind.js
@@ -95,7 +95,7 @@ function sendCoins (account, tx, settings, operatorId, feeMultiplier) {
 function sendCoinsBatch (account, txs, cryptoCode, feeMultiplier) {
   return checkCryptoCode(cryptoCode)
     .then(() => calculateFeeDiscount(feeMultiplier))
-    .then(newFee => fetch('settxfee', [newFee]))
+    .then(newFee => fetch('settxfee', [newFee.toNumber()]))
     .then(() => _.reduce((acc, value) => ({
       ...acc,
       [value.toAddress]: _.isNil(acc[value.toAddress])