diff --git a/lib/blockchain/bitcoin.js b/lib/blockchain/bitcoin.js
index c8a3d8b8..b0d14514 100644
--- a/lib/blockchain/bitcoin.js
+++ b/lib/blockchain/bitcoin.js
@@ -18,7 +18,7 @@ function setup (dataDir) {
 
 function updateCore (coinRec) {
   common.logger.info('Updating Bitcoin Core. This may take a minute.')
-  common.es(`supervisorctl stop bitcoin`)
+  common.es(`sudo supervisorctl stop bitcoin`)
   common.es(`curl -#o /tmp/bitcoin.tar.gz ${coinRec.url}`)
   common.es(`tar -xzf /tmp/bitcoin.tar.gz -C /tmp/`)
 
@@ -28,7 +28,7 @@ function updateCore (coinRec) {
   common.es(`rm /tmp/bitcoin.tar.gz`)
 
   common.logger.info('Starting wallet...')
-  common.es(`supervisorctl start bitcoin`)
+  common.es(`sudo supervisorctl start bitcoin`)
 
   common.logger.info('Bitcoin Core is updated!')
 }
diff --git a/lib/blockchain/common.js b/lib/blockchain/common.js
index 53cc6262..d9ea483e 100644
--- a/lib/blockchain/common.js
+++ b/lib/blockchain/common.js
@@ -3,7 +3,6 @@ const os = require('os')
 const path = require('path')
 const cp = require('child_process')
 const fs = require('fs')
-const btc = require('./bitcoin')
 
 const _ = require('lodash/fp')
 
@@ -94,7 +93,7 @@ function isInstalledSoftware (coinRec) {
 }
 
 function fetchAndInstall (coinRec) {
-  const requiresUpdate = isUpdateDependent(coinRec.code)
+  const requiresUpdate = isUpdateDependent(coinRec.cryptoCode)
   if (isInstalledSoftware(coinRec)) return
 
   const binaries = BINARIES[coinRec.cryptoCode]
diff --git a/lib/blockchain/install.js b/lib/blockchain/install.js
index 0acdf481..d7346ac9 100644
--- a/lib/blockchain/install.js
+++ b/lib/blockchain/install.js
@@ -94,9 +94,9 @@ function setupCrypto (crypto) {
 }
 
 function updateCrypto (crypto) {
-  if (!common.isUpdateDependent(crypto.code)) return
+  if (!common.isUpdateDependent(crypto.cryptoCode)) return
   const cryptoPlugin = plugin(crypto)
-  cryptoPlugin.updateCore(common.getBinaries(crypto))
+  cryptoPlugin.updateCore(common.getBinaries(crypto.cryptoCode))
 }
 
 function plugin (crypto) {