diff --git a/COPYING b/COPYING
index 279cef2a..b649d47f 100644
--- a/COPYING
+++ b/COPYING
@@ -1,5 +1,5 @@
 Copyright (c) 2012-2016 Jonathan Warren
-Copyright (c) 2012-2022 The Bitmessage Developers
+Copyright (c) 2012-2023 The Bitmessage Developers
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/LICENSE b/LICENSE
index fd772201..b477d183 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 The MIT License (MIT)
 Copyright (c) 2012-2016 Jonathan Warren
-Copyright (c) 2012-2022 The Bitmessage Developers
+Copyright (c) 2012-2023 The Bitmessage Developers
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
 this software and associated documentation files (the "Software"), to deal in
diff --git a/src/api.py b/src/api.py
index 56a23220..78bf807d 100644
--- a/src/api.py
+++ b/src/api.py
@@ -1,5 +1,5 @@
 # Copyright (c) 2012-2016 Jonathan Warren
-# Copyright (c) 2012-2022 The Bitmessage developers
+# Copyright (c) 2012-2023 The Bitmessage developers
 
 """
 This is not what you run to start the Bitmessage API.
diff --git a/src/bitmessagemain.py b/src/bitmessagemain.py
index 90ccf3b7..6e5af58e 100755
--- a/src/bitmessagemain.py
+++ b/src/bitmessagemain.py
@@ -3,7 +3,7 @@
 The PyBitmessage startup script
 """
 # Copyright (c) 2012-2016 Jonathan Warren
-# Copyright (c) 2012-2022 The Bitmessage developers
+# Copyright (c) 2012-2023 The Bitmessage developers
 # Distributed under the MIT/X11 software license. See the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bitmessageqt/about.ui b/src/bitmessageqt/about.ui
index 49bd4eca..55fa5396 100644
--- a/src/bitmessageqt/about.ui
+++ b/src/bitmessageqt/about.ui
@@ -46,7 +46,7 @@
     <item alignment="Qt::AlignLeft">
       <widget class="QLabel" name="label_2">
 	<property name="text">
-	  <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Copyright © 2012-2016 Jonathan Warren&lt;br/&gt;Copyright © 2012-2022 The Bitmessage Developers&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+	  <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Copyright © 2012-2016 Jonathan Warren&lt;br/&gt;Copyright © 2012-2023 The Bitmessage Developers&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
 	</property>
 	<property name="alignment">
 	  <set>Qt::AlignLeft</set>
diff --git a/src/bitmessageqt/dialogs.py b/src/bitmessageqt/dialogs.py
index dc31e266..5f5b7ed6 100644
--- a/src/bitmessageqt/dialogs.py
+++ b/src/bitmessageqt/dialogs.py
@@ -45,7 +45,7 @@ class AboutDialog(QtGui.QDialog):
         try:
             self.label_2.setText(
                 self.label_2.text().replace(
-                    '2022', str(last_commit.get('time').year)
+                    '2023', str(last_commit.get('time').year)
                 ))
         except AttributeError:
             pass