diff --git a/reminder/bot.py b/reminder/bot.py
index fe7e32c3863b666b682ed6df4e16bb5de1b66b6e..db9182670063624f6ff146633e85fd997169256f 100644
--- a/reminder/bot.py
+++ b/reminder/bot.py
@@ -1,5 +1,5 @@
 # reminder - A maubot plugin to remind you about things.
-# Copyright (C) 2019 Tulir Asokan
+# Copyright (C) 2020 Tulir Asokan
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
diff --git a/reminder/db.py b/reminder/db.py
index b2ee2bde0aab57566db28c704ee76e4e321c1d78..0708a610f96ef954c7c267e2dd68648b7057c007 100644
--- a/reminder/db.py
+++ b/reminder/db.py
@@ -1,5 +1,5 @@
 # reminder - A maubot plugin to remind you about things.
-# Copyright (C) 2019 Tulir Asokan
+# Copyright (C) 2020 Tulir Asokan
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
diff --git a/reminder/util.py b/reminder/util.py
index da034b1530dd669cee8c4bf5a2ad4b76b954079d..c9cf2e1868f61031c85b5b004ef0ff8c70a5e1bc 100644
--- a/reminder/util.py
+++ b/reminder/util.py
@@ -1,5 +1,5 @@
 # reminder - A maubot plugin to remind you about things.
-# Copyright (C) 2019 Tulir Asokan
+# Copyright (C) 2020 Tulir Asokan
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by