diff --git a/app/Console/Commands/UpdateCommand.php b/app/Console/Commands/UpdateCommand.php
index 8c63df66..a01a94d3 100644
--- a/app/Console/Commands/UpdateCommand.php
+++ b/app/Console/Commands/UpdateCommand.php
@@ -6,6 +6,7 @@ use Illuminate\Console\Command;
 use Crater\Space\Updater;
 use Crater\Setting;
 
+// Implementation taken from Akaunting - https://github.com/akaunting/akaunting
 class UpdateCommand extends Command
 {
     public $installed;
diff --git a/app/Space/Updater.php b/app/Space/Updater.php
index 5cc592cb..536f7534 100644
--- a/app/Space/Updater.php
+++ b/app/Space/Updater.php
@@ -7,6 +7,7 @@ use GuzzleHttp\Exception\RequestException;
 use Crater\Events\UpdateFinished;
 use ZipArchive;
 
+// Implementation taken from Akaunting - https://github.com/akaunting/akaunting
 class Updater
 {
     use SiteApi;