diff --git a/backend/first_run b/backend/first_run
new file mode 100755
index 0000000..53f5ce3
--- /dev/null
+++ b/backend/first_run
@@ -0,0 +1,20 @@
+#!/bin/bash
+#expand SD card
+/usr/lib/armbian/armbian-resize-filesystem start
+
+#format nvme drive
+parted /dev/nvme0n1 mklabel gpt -s
+parted -a opt /dev/nvme0n1 mkpart primary ext4 0% 100% -s
+mkfs.ext4 /dev/nvme0n1p1
+
+#configure node
+mkdir /media/nvme
+mount /dev/nvme0n1p1 /media/nvme
+tune2fs -m .1 /dev/nvme0n1p1
+mkdir /media/nvme/Bitcoin
+chown -R futurebit /media/nvme/Bitcoin/
+
+#restart node
+systemctl restart node.service
+
+sed -i '$ d' /etc/rc.local
diff --git a/backend/update b/backend/update
index a44b16a..ebdbc76 100755
--- a/backend/update
+++ b/backend/update
@@ -13,6 +13,8 @@ if [ "$EUID" -ne 0 ]
   exit
 fi
 
+systemctl stop node
+systemctl stop apollo-miner
 
 APOLLO_DIR=/opt/apolloapi
 
diff --git a/src/configurator.js b/src/configurator.js
index a887ecb..07a3f63 100644
--- a/src/configurator.js
+++ b/src/configurator.js
@@ -50,7 +50,7 @@ const generate = async function (pools = null, settings = null ) {
 	switch (settings.minerMode) {
 		case 'eco':
 			minerMode = 1
-			voltage = 45
+			voltage = 48
 			frequency = 30
 		break;
 		case 'balanced':