cmd/tai64nlocal/main.go | 2 +-
 tai64n.go               | 2 +-

diff --git a/cmd/tai64nlocal/main.go b/cmd/tai64nlocal/main.go
index 8eb37b68bd9477a1bfa378273896287be2a382a943667ab1e421d5830c1a3346..f4095e7f4cd751ed557c7f4247e9353e74daabc1b6b758c15714d8c512efa7dc 100644
--- a/cmd/tai64nlocal/main.go
+++ b/cmd/tai64nlocal/main.go
@@ -1,6 +1,6 @@
 /*
 go.cypherpunks.ru/tai64n -- Pure Go TAI64N implementation
-Copyright (C) 2020 Sergey Matveev <stargrave@stargrave.org>
+Copyright (C) 2020-2021 Sergey Matveev <stargrave@stargrave.org>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
diff --git a/tai64n.go b/tai64n.go
index ab8acfff0731d778a071bedf6a3684df50da9641cd8ed4ef86eb152ca6e5e635..d377db9e860a53e13ecec7a216c1173bbe42e8e8185f0ab7ee389ba4857dc439 100644
--- a/tai64n.go
+++ b/tai64n.go
@@ -1,6 +1,6 @@
 /*
 go.cypherpunks.ru/tai64n -- Pure Go TAI64N implementation
-Copyright (C) 2020 Sergey Matveev <stargrave@stargrave.org>
+Copyright (C) 2020-2021 Sergey Matveev <stargrave@stargrave.org>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by