diff --git a/src/stv/gregory/transfers.rs b/src/stv/gregory/transfers.rs
index ac1e986..3ae3cdc 100644
--- a/src/stv/gregory/transfers.rs
+++ b/src/stv/gregory/transfers.rs
@@ -1,5 +1,5 @@
 /*  OpenTally: Open-source election vote counting
- *  Copyright © 2021 Lee Yingtong Li (RunasSudo)
+ *  Copyright © 2021–2022 Lee Yingtong Li (RunasSudo)
  *
  *  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/tests/tests_impl/special_cases.rs b/tests/tests_impl/special_cases.rs
index dadc9a1..ece6e68 100644
--- a/tests/tests_impl/special_cases.rs
+++ b/tests/tests_impl/special_cases.rs
@@ -1,5 +1,5 @@
 /*  OpenTally: Open-source election vote counting
- *  Copyright © 2021 Lee Yingtong Li (RunasSudo)
+ *  Copyright © 2021–2022 Lee Yingtong Li (RunasSudo)
  *
  *  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