diff --git a/LICENSE b/LICENSE
index 0443d91..6577d97 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,5 +1,5 @@
-Copyright (c) 2017-2019 isis agora lovecruft. All rights reserved.
-Copyright (c) 2019 DebugSteven. All rights reserved.
+Copyright (c) 2017-2021 isis agora lovecruft. All rights reserved.
+Copyright (c) 2019-2021 DebugSteven. All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are
diff --git a/src/lib.rs b/src/lib.rs
index 4ffc1bf..494ec45 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,8 +1,8 @@
 // -*- mode: rust; -*-
 //
 // This file is part of x25519-dalek.
-// Copyright (c) 2017-2019 isis lovecruft
-// Copyright (c) 2019 DebugSteven
+// Copyright (c) 2017-2021 isis lovecruft
+// Copyright (c) 2019-2021 DebugSteven
 // See LICENSE for licensing information.
 //
 // Authors:
diff --git a/src/x25519.rs b/src/x25519.rs
index 3244899..1de4454 100644
--- a/src/x25519.rs
+++ b/src/x25519.rs
@@ -1,8 +1,8 @@
 // -*- mode: rust; -*-
 //
 // This file is part of x25519-dalek.
-// Copyright (c) 2017-2019 isis lovecruft
-// Copyright (c) 2019 DebugSteven
+// Copyright (c) 2017-2021 isis lovecruft
+// Copyright (c) 2019-2021 DebugSteven
 // See LICENSE for licensing information.
 //
 // Authors: