diff --git a/lib/plugins/zero-conf/blockcypher/blockcypher.js b/lib/plugins/zero-conf/blockcypher/blockcypher.js
index 6cd3582d..ef48e61f 100644
--- a/lib/plugins/zero-conf/blockcypher/blockcypher.js
+++ b/lib/plugins/zero-conf/blockcypher/blockcypher.js
@@ -13,7 +13,6 @@ function highConfidence (confidence, txref, txRBF) {
 }
 
 function authorize (account, toAddress, cryptoAtoms, cryptoCode, isBitcoindAvailable) {
-  let promise = []
   return Promise.resolve()
     .then(() => {
       if (cryptoCode !== 'BTC') throw new Error('Unsupported crypto: ' + cryptoCode)
@@ -31,21 +30,19 @@ function authorize (account, toAddress, cryptoAtoms, cryptoCode, isBitcoindAvail
         .then(r => {
           const data = r.data
           if (isBitcoindAvailable && isRBFEnabled && data.unconfirmed_txrefs) {
-            _.map(unconfirmedTxref => {
-              promise.push(new Promise((resolve, reject) => { resolve(fetchRBF(unconfirmedTxref.tx_hash)) }))
-            }, data.unconfirmed_txrefs)
-            return Promise.all(promise)
+            const promises = _.map(unconfirmedTxref => fetchRBF(unconfirmedTxref.tx_hash), data.unconfirmed_txrefs)
+            return Promise.all(promises)
               .then(values => {
                 const unconfirmedTxsRBF = _.fromPairs(values)
                 const sumTxRefs = txrefs => _.sumBy(txref => highConfidence(confidence, txref, unconfirmedTxsRBF[txref.tx_hash]), txrefs)
                 const authorizedValue = sumTxRefs(data.txrefs) + sumTxRefs(data.unconfirmed_txrefs)
                 return cryptoAtoms.lte(authorizedValue)
               })
-          } else {
-            const sumTxRefs = txrefs => _.sumBy(txref => highConfidence(confidence, txref), txrefs)
-            const authorizedValue = sumTxRefs(data.txrefs) + sumTxRefs(data.unconfirmed_txrefs)
-            return cryptoAtoms.lte(authorizedValue)
           }
+
+          const sumTxRefs = txrefs => _.sumBy(txref => highConfidence(confidence, txref), txrefs)
+          const authorizedValue = sumTxRefs(data.txrefs) + sumTxRefs(data.unconfirmed_txrefs)
+          return cryptoAtoms.lte(authorizedValue)
         })
     })
 }