diff --git a/.gitignore b/.gitignore
index 79abccf..b8b8fd2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -43,3 +43,8 @@ obj-x86_64-linux-gnu/
 
 # to prevent add if project code opened by Visual Studio over CMake file
 .vs/
+
+# General MacOS
+.DS_Store
+.AppleDouble
+.LSOverride
diff --git a/README.md b/README.md
index 7538c02..68b92c0 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,11 @@
-[![License: GPL v2+](https://img.shields.io/badge/License-GPL%20v2+-blue.svg)](LICENSE.md)
+[![License: GPL-2.0-or-later](https://img.shields.io/badge/License-GPL%20v2+-blue.svg)](LICENSE.md)
 [![Build Status](https://travis-ci.org/kodi-pvr/pvr.demo.svg?branch=Matrix)](https://travis-ci.org/kodi-pvr/pvr.demo/branches)
 [![Build Status](https://dev.azure.com/teamkodi/kodi-pvr/_apis/build/status/kodi-pvr.pvr.demo?branchName=Matrix)](https://dev.azure.com/teamkodi/kodi-pvr/_build/latest?definitionId=56&branchName=Matrix)
 [![Build Status](https://jenkins.kodi.tv/view/Addons/job/kodi-pvr/job/pvr.demo/job/Matrix/badge/icon)](https://jenkins.kodi.tv/blue/organizations/jenkins/kodi-pvr%2Fpvr.demo/branches/)
 [![Coverity Scan Build Status](https://scan.coverity.com/projects/5120/badge.svg)](https://scan.coverity.com/projects/5120)
 
 # Demo PVR
-Demo PVR client addon for [Kodi] (http://kodi.tv)
+Demo PVR client addon for [Kodi](https://kodi.tv)
 
 ## Build instructions
 
@@ -19,5 +19,5 @@ Demo PVR client addon for [Kodi] (http://kodi.tv)
 
 ##### Useful links
 
-* [Kodi's PVR user support] (http://forum.kodi.tv/forumdisplay.php?fid=167)
-* [Kodi's PVR development support] (http://forum.kodi.tv/forumdisplay.php?fid=136)
+* [Kodi's PVR user support](https://forum.kodi.tv/forumdisplay.php?fid=167)
+* [Kodi's PVR development support](https://forum.kodi.tv/forumdisplay.php?fid=136)
diff --git a/pvr.demo/addon.xml.in b/pvr.demo/addon.xml.in
index 27bdb33..14886ab 100644
--- a/pvr.demo/addon.xml.in
+++ b/pvr.demo/addon.xml.in
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <addon
   id="pvr.demo"
-  version="4.1.3"
+  version="4.1.4"
   name="PVR Demo Client"
   provider-name="Pulse-Eight Ltd., Team Kodi">
   <requires>@ADDON_DEPENDS@</requires>
@@ -191,5 +191,8 @@
     <disclaimer lang="zh_CN">只包含存根</disclaimer>
     <disclaimer lang="zh_TW">只包含 Stubs</disclaimer>
     <platform>@PLATFORM@</platform>
+    <license>GPL-2.0-or-later</license>
+    <source>https://github.com/kodi-pvr/pvr.demo</source>
+    <forum>https://forum.kodi.tv/forumdisplay.php?fid=173</forum>
   </extension>
 </addon>
diff --git a/src/PVRDemoData.cpp b/src/PVRDemoData.cpp
index ffdb458..2dd61f1 100644
--- a/src/PVRDemoData.cpp
+++ b/src/PVRDemoData.cpp
@@ -1,22 +1,9 @@
 /*
- *      Copyright (C) 2011 Pulse-Eight
- *      http://www.pulse-eight.com/
- *
- *  This Program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2, or (at your option)
- *  any later version.
- *
- *  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
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with XBMC; see the file COPYING.  If not, write to
- *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- *  http://www.gnu.org/copyleft/gpl.html
+ *  Copyright (C) 2011-2020 Team Kodi (https://kodi.tv)
+ *  Copyright (C) 2011 Pulse-Eight (http://www.pulse-eight.com/)
  *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSE.md for more information.
  */
 
 #include "util/XMLUtils.h"
diff --git a/src/PVRDemoData.h b/src/PVRDemoData.h
index 66826a6..37ea783 100644
--- a/src/PVRDemoData.h
+++ b/src/PVRDemoData.h
@@ -1,25 +1,13 @@
-#pragma once
 /*
- *      Copyright (C) 2011 Pulse-Eight
- *      http://www.pulse-eight.com/
- *
- *  This Program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2, or (at your option)
- *  any later version.
- *
- *  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
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with XBMC; see the file COPYING.  If not, write to
- *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- *  http://www.gnu.org/copyleft/gpl.html
+ *  Copyright (C) 2011-2020 Team Kodi (https://kodi.tv)
+ *  Copyright (C) 2011 Pulse-Eight (http://www.pulse-eight.com/)
  *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSE.md for more information.
  */
 
+#pragma once
+
 #include <vector>
 #include "p8-platform/os.h"
 #include "client.h"
diff --git a/src/client.cpp b/src/client.cpp
index c670ee0..78571cc 100644
--- a/src/client.cpp
+++ b/src/client.cpp
@@ -1,22 +1,9 @@
 /*
- *      Copyright (C) 2011 Pulse-Eight
- *      http://www.pulse-eight.com/
- *
- *  This Program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2, or (at your option)
- *  any later version.
- *
- *  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
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with XBMC; see the file COPYING.  If not, write to
- *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- *  http://www.gnu.org/copyleft/gpl.html
+ *  Copyright (C) 2011-2020 Team Kodi (https://kodi.tv)
+ *  Copyright (C) 2011 Pulse-Eight (http://www.pulse-eight.com/)
  *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSE.md for more information.
  */
 
 #include "client.h"
@@ -368,7 +355,7 @@ PVR_ERROR CallMenuHook(const PVR_MENUHOOK& menuhook, const PVR_MENUHOOK_DATA&)
       return PVR_ERROR_INVALID_PARAMETERS;
   }
   char* msg = XBMC->GetLocalizedString(iMsg);
-  XBMC->QueueNotification(ADDON::QUEUE_INFO, msg);
+  XBMC->QueueNotification(QUEUE_INFO, msg);
   XBMC->FreeString(msg);
 
   return PVR_ERROR_NO_ERROR;
diff --git a/src/client.h b/src/client.h
index 7e4f957..127d9aa 100644
--- a/src/client.h
+++ b/src/client.h
@@ -1,25 +1,13 @@
-#pragma once
 /*
- *      Copyright (C) 2011 Pulse-Eight
- *      http://www.pulse-eight.com/
- *
- *  This Program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2, or (at your option)
- *  any later version.
- *
- *  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
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with XBMC; see the file COPYING.  If not, write to
- *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- *  http://www.gnu.org/copyleft/gpl.html
+ *  Copyright (C) 2011-2020 Team Kodi (https://kodi.tv)
+ *  Copyright (C) 2011 Pulse-Eight (http://www.pulse-eight.com/)
  *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSE.md for more information.
  */
 
+#pragma once
+
 #include "kodi/libXBMC_addon.h"
 #include "kodi/libXBMC_pvr.h"