diff --git a/src/browser/squirrel-update.coffee b/src/browser/squirrel-update.coffee
index 670ae971e..2c9843a99 100644
--- a/src/browser/squirrel-update.coffee
+++ b/src/browser/squirrel-update.coffee
@@ -18,7 +18,9 @@ spawn = (command, args, callback) ->
   spawnedProcess = ChildProcess.spawn(command, args)
 
   stdout = ''
+  stderr = ''
   spawnedProcess.stdout.on 'data', (data) -> stdout += data
+  spawnedProcess.stderr.on 'data', (data) -> stderr += data
 
   error = null
   spawnedProcess.on 'error', (processError) -> error ?= processError
@@ -26,7 +28,8 @@ spawn = (command, args, callback) ->
     error ?= new Error("Command failed: #{signal ? code}") if code isnt 0
     error?.code ?= code
     error?.stdout ?= stdout
-    callback(error, stdout)
+    error?.stderr ?= stderr
+    callback(error, stdout, stderr)
 
 # Spawn reg.exe and callback when it completes
 spawnReg = (args, callback) ->
@@ -91,9 +94,8 @@ updatePath = (callback) ->
         callback()
 
   getPath = (callback) ->
-    spawnReg ['query', environmentKeyPath, '/v', 'Path'], (error, stdout) ->
-      console.log error
-      console.log stdout
+    spawnReg ['query', environmentKeyPath, '/v', 'Path'], (error, stdout, stderr) ->
+      console.log stderr
       return callback(error) if error?
 
       lines = stdout.split(/[\r\n]+/).filter (line) -> line