diff --git a/deploy/codebase/lamassu-machine-manager.js b/deploy/codebase/lamassu-machine-manager.js
index ed8ee33a6..4da45f8fc 100644
--- a/deploy/codebase/lamassu-machine-manager.js
+++ b/deploy/codebase/lamassu-machine-manager.js
@@ -59,10 +59,17 @@ function updateSupervisor (cb) {
           .includes('IMAGE_ID=lamassu-machine-xubuntu') ?
             'lamassu' :
             'ubilinux',
-        _err => 'ubilinux',
+        err => {
+          console.log("Error reading /etc/os-release")
+          return 'ubilinux'
+        }
       )
 
   (machineWithMultipleCodes.includes(hardwareCode) ? getOSUser() : Promise.resolve('lamassu'))
+    .catch(err => {
+      console.log(err)
+      return 'lamassu'
+    })
     .then(osuser => {
       async.series([
         async.apply(command, `cp ${supervisorPath}/* /etc/supervisor/conf.d/`),
diff --git a/deploy/node-update/nodejs-manager.js b/deploy/node-update/nodejs-manager.js
index 888e2ca0b..b00d1099b 100644
--- a/deploy/node-update/nodejs-manager.js
+++ b/deploy/node-update/nodejs-manager.js
@@ -35,7 +35,7 @@ const unlink = path => new Promise((resolve, reject) =>
   fs.unlink(path, err => err ? reject(err) : resolve())
 )
 
-const fileExists = path => new Promise(resolve => fs.access(path, err => resolve(!!err)))
+const fileExists = path => new Promise(resolve => fs.access(path, err => resolve(!err)))
 
 const execFile = (cmd, args) => new Promise((resolve, reject) =>
   child_process.execFile(cmd, args, null, err => err ? reject(err) : resolve())