diff --git a/benchmarking/src/lib.rs b/benchmarking/src/lib.rs
index bd85b97..89afc73 100644
--- a/benchmarking/src/lib.rs
+++ b/benchmarking/src/lib.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) 2020-2021 Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/benchmarking/src/mock.rs b/benchmarking/src/mock.rs
index db6c465..31593b3 100644
--- a/benchmarking/src/mock.rs
+++ b/benchmarking/src/mock.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) 2020-2021 Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/src/historical/mod.rs b/src/historical/mod.rs
index 53f4dd7..85d7c3f 100644
--- a/src/historical/mod.rs
+++ b/src/historical/mod.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) 2019-2021 Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/src/historical/offchain.rs b/src/historical/offchain.rs
index 9bb20ab..7a636c6 100644
--- a/src/historical/offchain.rs
+++ b/src/historical/offchain.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) 2019-2021 Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/src/historical/onchain.rs b/src/historical/onchain.rs
index 1ee7ce4..3b933bf 100644
--- a/src/historical/onchain.rs
+++ b/src/historical/onchain.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) 2019-2021 Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/src/historical/shared.rs b/src/historical/shared.rs
index fda0361..b054854 100644
--- a/src/historical/shared.rs
+++ b/src/historical/shared.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) 2019-2021 Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/src/lib.rs b/src/lib.rs
index cd02dda..90eba38 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) 2017-2021 Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/src/mock.rs b/src/mock.rs
index e69eec1..3201500 100644
--- a/src/mock.rs
+++ b/src/mock.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2019-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) 2019-2021 Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/src/tests.rs b/src/tests.rs
index 3da5d16..4ef3bb9 100644
--- a/src/tests.rs
+++ b/src/tests.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2017-2020 Parity Technologies (UK) Ltd.
+// Copyright (C) 2017-2021 Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/src/weights.rs b/src/weights.rs
index 243ddc0..05d9f7d 100644
--- a/src/weights.rs
+++ b/src/weights.rs
@@ -1,6 +1,6 @@
 // This file is part of Substrate.
 
-// Copyright (C) 2020 Parity Technologies (UK) Ltd.
+// Copyright (C) 2020-2021 Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");