diff --git a/Documentation/Index.rst b/Documentation/Index.rst
index d97807b..a74a8a1 100644
--- a/Documentation/Index.rst
+++ b/Documentation/Index.rst
@@ -27,7 +27,7 @@ EXT: Generic Gallery
    forEditors, forAdmins, forBeginners, fal, gallery, picture, image, collection, slideshow, slider, exif, iptc
 
 :Copyright:
-   2011-2021
+   2011-2022
 
 :Author:
    Felix Nagel
diff --git a/Documentation/Settings.cfg b/Documentation/Settings.cfg
index 54f6380..963720e 100644
--- a/Documentation/Settings.cfg
+++ b/Documentation/Settings.cfg
@@ -1,5 +1,5 @@
 [general]
-copyright = 2021
+copyright = 2022
 project = Generic Gallery
 release = latest
 
diff --git a/Documentation/UpgradeGuide/Index.rst b/Documentation/UpgradeGuide/Index.rst
index 91de8b0..90b1018 100644
--- a/Documentation/UpgradeGuide/Index.rst
+++ b/Documentation/UpgradeGuide/Index.rst
@@ -11,6 +11,27 @@ Upgrade Guide
    :depth: 3
 
 
+Update to 5.2.0
+^^^^^^^^^^^^^^^
+
+**Overview**
+
+- Add support for PHP 8.1
+
+- Bugfix for deleted image collection records
+
+- Bugfix for SQL mode issue
+
+- Bugfixes and minor CGL improvements
+
+
+**How to upgrade**
+
+#. Clear all caches
+
+
+
+
 Update to 5.1.0
 ^^^^^^^^^^^^^^^