diff --git a/lib/private/App/AppManager.php b/lib/private/App/AppManager.php
index 3b5edaabfdd..7c861597c77 100644
--- a/lib/private/App/AppManager.php
+++ b/lib/private/App/AppManager.php
@@ -4,7 +4,7 @@
  *
  * @author Arthur Schiwon <blizzz@arthur-schiwon.de>
  * @author Bjoern Schiessle <bjoern@schiessle.org>
- * @author Christoph Schaefer <christoph@wolkesicher.de>
+ * @author Christoph Schaefer <christophł@wolkesicher.de>
  * @author Christoph Wurst <christoph@owncloud.com>
  * @author Joas Schilling <coding@schilljs.com>
  * @author Lukas Reschke <lukas@statuscode.ch>
diff --git a/lib/private/Group/Manager.php b/lib/private/Group/Manager.php
index ced1c796982..15d83380acf 100644
--- a/lib/private/Group/Manager.php
+++ b/lib/private/Group/Manager.php
@@ -15,13 +15,14 @@
  * @author Roeland Jago Douma <roeland@famdouma.nl>
  * @author Roman Kreisel <mail@romankreisel.de>
  * @author Thomas Müller <thomas.mueller@tmit.eu>
- * @author Simon Vocella
+ * @author voxsim <Simon Vocella>
  *
  * @license AGPL-3.0
  *
  * This code is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License, version 3,
  * as published by the Free Software Foundation.
+ *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
diff --git a/lib/private/Installer.php b/lib/private/Installer.php
index ffde8b1b2f2..d5082a7fad2 100644
--- a/lib/private/Installer.php
+++ b/lib/private/Installer.php
@@ -19,6 +19,7 @@
  * @author Morris Jobke <hey@morrisjobke.de>
  * @author Robin Appelman <robin@icewind.nl>
  * @author Roeland Jago Douma <roeland@famdouma.nl>
+ * @author root <root@oc.(none)>
  * @author Thomas Müller <thomas.mueller@tmit.eu>
  * @author Thomas Tanghus <thomas@tanghus.net>
  *
diff --git a/lib/private/Setup.php b/lib/private/Setup.php
index 3659d785b22..5228d52b05f 100644
--- a/lib/private/Setup.php
+++ b/lib/private/Setup.php
@@ -2,6 +2,7 @@
 /**
  * @copyright Copyright (c) 2016, ownCloud, Inc.
  *
+ * @author Administrator <Administrator@WINDOWS-2012>
  * @author Arthur Schiwon <blizzz@arthur-schiwon.de>
  * @author Bart Visscher <bartv@thisnet.nl>
  * @author Bernhard Posselt <dev@bernhard-posselt.com>