diff --git a/app/src/main/java/net/moasdawiki/app/AndroidSettings.java b/app/src/main/java/net/moasdawiki/app/AndroidSettings.java
index 0fe8789..6211ac0 100644
--- a/app/src/main/java/net/moasdawiki/app/AndroidSettings.java
+++ b/app/src/main/java/net/moasdawiki/app/AndroidSettings.java
@@ -1,6 +1,6 @@
 /*
  * MoasdaWiki App
- * Copyright (C) 2008 - 2022 Herbert Reiter (herbert@moasdawiki.net)
+ * Copyright (C) 2008 - 2023 Herbert Reiter (herbert@moasdawiki.net)
  *
  * This program is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 3 as published
diff --git a/app/src/main/java/net/moasdawiki/app/CalendarAccountAuthenticator.java b/app/src/main/java/net/moasdawiki/app/CalendarAccountAuthenticator.java
index 3d39771..1346986 100644
--- a/app/src/main/java/net/moasdawiki/app/CalendarAccountAuthenticator.java
+++ b/app/src/main/java/net/moasdawiki/app/CalendarAccountAuthenticator.java
@@ -1,6 +1,6 @@
 /*
  * MoasdaWiki App
- * Copyright (C) 2008 - 2022 Herbert Reiter (herbert@moasdawiki.net)
+ * Copyright (C) 2008 - 2023 Herbert Reiter (herbert@moasdawiki.net)
  *
  * This program is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 3 as published
diff --git a/app/src/main/java/net/moasdawiki/app/CalendarAccountAuthenticatorService.java b/app/src/main/java/net/moasdawiki/app/CalendarAccountAuthenticatorService.java
index 62080ef..92f5dc7 100644
--- a/app/src/main/java/net/moasdawiki/app/CalendarAccountAuthenticatorService.java
+++ b/app/src/main/java/net/moasdawiki/app/CalendarAccountAuthenticatorService.java
@@ -1,6 +1,6 @@
 /*
  * MoasdaWiki App
- * Copyright (C) 2008 - 2022 Herbert Reiter (herbert@moasdawiki.net)
+ * Copyright (C) 2008 - 2023 Herbert Reiter (herbert@moasdawiki.net)
  *
  * This program is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 3 as published
diff --git a/app/src/main/java/net/moasdawiki/app/CalendarContentProvider.java b/app/src/main/java/net/moasdawiki/app/CalendarContentProvider.java
index ed65c55..bde67a7 100644
--- a/app/src/main/java/net/moasdawiki/app/CalendarContentProvider.java
+++ b/app/src/main/java/net/moasdawiki/app/CalendarContentProvider.java
@@ -1,6 +1,6 @@
 /*
  * MoasdaWiki App
- * Copyright (C) 2008 - 2022 Herbert Reiter (herbert@moasdawiki.net)
+ * Copyright (C) 2008 - 2023 Herbert Reiter (herbert@moasdawiki.net)
  *
  * This program is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 3 as published
diff --git a/app/src/main/java/net/moasdawiki/app/CalendarSyncAdapter.java b/app/src/main/java/net/moasdawiki/app/CalendarSyncAdapter.java
index 69dfeeb..10a5880 100644
--- a/app/src/main/java/net/moasdawiki/app/CalendarSyncAdapter.java
+++ b/app/src/main/java/net/moasdawiki/app/CalendarSyncAdapter.java
@@ -1,6 +1,6 @@
 /*
  * MoasdaWiki App
- * Copyright (C) 2008 - 2022 Herbert Reiter (herbert@moasdawiki.net)
+ * Copyright (C) 2008 - 2023 Herbert Reiter (herbert@moasdawiki.net)
  *
  * This program is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 3 as published
diff --git a/app/src/main/java/net/moasdawiki/app/CalendarSyncAdapterService.java b/app/src/main/java/net/moasdawiki/app/CalendarSyncAdapterService.java
index 5381a1d..7669726 100644
--- a/app/src/main/java/net/moasdawiki/app/CalendarSyncAdapterService.java
+++ b/app/src/main/java/net/moasdawiki/app/CalendarSyncAdapterService.java
@@ -1,6 +1,6 @@
 /*
  * MoasdaWiki App
- * Copyright (C) 2008 - 2022 Herbert Reiter (herbert@moasdawiki.net)
+ * Copyright (C) 2008 - 2023 Herbert Reiter (herbert@moasdawiki.net)
  *
  * This program is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 3 as published
diff --git a/app/src/main/java/net/moasdawiki/app/Constants.java b/app/src/main/java/net/moasdawiki/app/Constants.java
index 21f8c44..0fd8632 100644
--- a/app/src/main/java/net/moasdawiki/app/Constants.java
+++ b/app/src/main/java/net/moasdawiki/app/Constants.java
@@ -1,6 +1,6 @@
 /*
  * MoasdaWiki App
- * Copyright (C) 2008 - 2022 Herbert Reiter (herbert@moasdawiki.net)
+ * Copyright (C) 2008 - 2023 Herbert Reiter (herbert@moasdawiki.net)
  *
  * This program is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 3 as published
diff --git a/app/src/main/java/net/moasdawiki/app/MainActivity.java b/app/src/main/java/net/moasdawiki/app/MainActivity.java
index 009ed35..e9cc3d1 100644
--- a/app/src/main/java/net/moasdawiki/app/MainActivity.java
+++ b/app/src/main/java/net/moasdawiki/app/MainActivity.java
@@ -1,6 +1,6 @@
 /*
  * MoasdaWiki App
- * Copyright (C) 2008 - 2022 Herbert Reiter (herbert@moasdawiki.net)
+ * Copyright (C) 2008 - 2023 Herbert Reiter (herbert@moasdawiki.net)
  *
  * This program is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 3 as published
diff --git a/app/src/main/java/net/moasdawiki/app/SettingsActivity.java b/app/src/main/java/net/moasdawiki/app/SettingsActivity.java
index 2672efc..834bb99 100644
--- a/app/src/main/java/net/moasdawiki/app/SettingsActivity.java
+++ b/app/src/main/java/net/moasdawiki/app/SettingsActivity.java
@@ -1,6 +1,6 @@
 /*
  * MoasdaWiki App
- * Copyright (C) 2008 - 2022 Herbert Reiter (herbert@moasdawiki.net)
+ * Copyright (C) 2008 - 2023 Herbert Reiter (herbert@moasdawiki.net)
  *
  * This program is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 3 as published
diff --git a/app/src/main/java/net/moasdawiki/app/SettingsFragment.java b/app/src/main/java/net/moasdawiki/app/SettingsFragment.java
index e4bb514..f6500d2 100644
--- a/app/src/main/java/net/moasdawiki/app/SettingsFragment.java
+++ b/app/src/main/java/net/moasdawiki/app/SettingsFragment.java
@@ -1,6 +1,6 @@
 /*
  * MoasdaWiki App
- * Copyright (C) 2008 - 2022 Herbert Reiter (herbert@moasdawiki.net)
+ * Copyright (C) 2008 - 2023 Herbert Reiter (herbert@moasdawiki.net)
  *
  * This program is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 3 as published
diff --git a/app/src/main/java/net/moasdawiki/app/SynchronizeWikiClient.java b/app/src/main/java/net/moasdawiki/app/SynchronizeWikiClient.java
index 6f33c06..99c6499 100644
--- a/app/src/main/java/net/moasdawiki/app/SynchronizeWikiClient.java
+++ b/app/src/main/java/net/moasdawiki/app/SynchronizeWikiClient.java
@@ -1,6 +1,6 @@
 /*
  * MoasdaWiki App
- * Copyright (C) 2008 - 2022 Herbert Reiter (herbert@moasdawiki.net)
+ * Copyright (C) 2008 - 2023 Herbert Reiter (herbert@moasdawiki.net)
  *
  * This program is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 3 as published
diff --git a/app/src/main/java/net/moasdawiki/app/WikiEngineApplication.java b/app/src/main/java/net/moasdawiki/app/WikiEngineApplication.java
index b5820f7..06bfc5e 100644
--- a/app/src/main/java/net/moasdawiki/app/WikiEngineApplication.java
+++ b/app/src/main/java/net/moasdawiki/app/WikiEngineApplication.java
@@ -1,6 +1,6 @@
 /*
  * MoasdaWiki App
- * Copyright (C) 2008 - 2022 Herbert Reiter (herbert@moasdawiki.net)
+ * Copyright (C) 2008 - 2023 Herbert Reiter (herbert@moasdawiki.net)
  *
  * This program is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 3 as published