diff --git a/FILE_TEMPLATE b/FILE_TEMPLATE
index 36c00e99b5..82b38f41f3 100644
--- a/FILE_TEMPLATE
+++ b/FILE_TEMPLATE
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/cli/src/main.rs b/cli/src/main.rs
index 44a7189eae..7f25ddceee 100644
--- a/cli/src/main.rs
+++ b/cli/src/main.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/codegen/src/api/calls.rs b/codegen/src/api/calls.rs
index f0a0cc898c..eeb43d90b5 100644
--- a/codegen/src/api/calls.rs
+++ b/codegen/src/api/calls.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/codegen/src/api/events.rs b/codegen/src/api/events.rs
index 2cfe804273..0d0f51f6fe 100644
--- a/codegen/src/api/events.rs
+++ b/codegen/src/api/events.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/codegen/src/api/mod.rs b/codegen/src/api/mod.rs
index bc46d02745..376958d5e4 100644
--- a/codegen/src/api/mod.rs
+++ b/codegen/src/api/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/codegen/src/api/storage.rs b/codegen/src/api/storage.rs
index 288909874d..f957a4cdf7 100644
--- a/codegen/src/api/storage.rs
+++ b/codegen/src/api/storage.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/codegen/src/derives.rs b/codegen/src/derives.rs
index a27319b923..dace912ae8 100644
--- a/codegen/src/derives.rs
+++ b/codegen/src/derives.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/codegen/src/ir.rs b/codegen/src/ir.rs
index 486d98ceb4..027868ffa0 100644
--- a/codegen/src/ir.rs
+++ b/codegen/src/ir.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/codegen/src/lib.rs b/codegen/src/lib.rs
index 7c65ecdf5a..bf38353c7e 100644
--- a/codegen/src/lib.rs
+++ b/codegen/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/codegen/src/struct_def.rs b/codegen/src/struct_def.rs
index 1db6c02b13..5dc18c429e 100644
--- a/codegen/src/struct_def.rs
+++ b/codegen/src/struct_def.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/codegen/src/types/mod.rs b/codegen/src/types/mod.rs
index 73b8b9d062..a5f3502af3 100644
--- a/codegen/src/types/mod.rs
+++ b/codegen/src/types/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/codegen/src/types/tests.rs b/codegen/src/types/tests.rs
index 21364f429e..086347f787 100644
--- a/codegen/src/types/tests.rs
+++ b/codegen/src/types/tests.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/codegen/src/types/type_def.rs b/codegen/src/types/type_def.rs
index 2ebd6351ff..f0552f167b 100644
--- a/codegen/src/types/type_def.rs
+++ b/codegen/src/types/type_def.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/codegen/src/types/type_path.rs b/codegen/src/types/type_path.rs
index 186619cbf0..6ebef9e779 100644
--- a/codegen/src/types/type_path.rs
+++ b/codegen/src/types/type_path.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/examples/custom_type_derives.rs b/examples/custom_type_derives.rs
index ee3d25788f..2f2012d53e 100644
--- a/examples/custom_type_derives.rs
+++ b/examples/custom_type_derives.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/examples/fetch_all_accounts.rs b/examples/fetch_all_accounts.rs
index d01cfb483c..ac19ba9138 100644
--- a/examples/fetch_all_accounts.rs
+++ b/examples/fetch_all_accounts.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/examples/fetch_remote.rs b/examples/fetch_remote.rs
index a54004551d..bb1100afe2 100644
--- a/examples/fetch_remote.rs
+++ b/examples/fetch_remote.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/examples/polkadot_balance_transfer.rs b/examples/polkadot_balance_transfer.rs
index ee3535173c..f78c1e74c0 100644
--- a/examples/polkadot_balance_transfer.rs
+++ b/examples/polkadot_balance_transfer.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/examples/submit_and_watch.rs b/examples/submit_and_watch.rs
index ddb9c97c6c..4e2e570a3c 100644
--- a/examples/submit_and_watch.rs
+++ b/examples/submit_and_watch.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/examples/transfer_subscribe.rs b/examples/transfer_subscribe.rs
index 9b14fbcb1d..37b42f6591 100644
--- a/examples/transfer_subscribe.rs
+++ b/examples/transfer_subscribe.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/macro/src/lib.rs b/macro/src/lib.rs
index 17fcf49c48..ee4c1d76db 100644
--- a/macro/src/lib.rs
+++ b/macro/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/src/client.rs b/src/client.rs
index f574454e22..47ff1dc3f8 100644
--- a/src/client.rs
+++ b/src/client.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/src/config.rs b/src/config.rs
index 460cc4c5f0..12ae8c50c6 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/src/error.rs b/src/error.rs
index 2d16b7f29a..f74e376374 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/src/events.rs b/src/events.rs
index 5dbdd6bfd1..9ecc63d4ff 100644
--- a/src/events.rs
+++ b/src/events.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/src/extrinsic/extra.rs b/src/extrinsic/extra.rs
index 29c4e38682..2acc8e81a4 100644
--- a/src/extrinsic/extra.rs
+++ b/src/extrinsic/extra.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/src/extrinsic/mod.rs b/src/extrinsic/mod.rs
index 1336c3565b..5480b7e115 100644
--- a/src/extrinsic/mod.rs
+++ b/src/extrinsic/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/src/extrinsic/signer.rs b/src/extrinsic/signer.rs
index 36c42e01a5..0ecfce036e 100644
--- a/src/extrinsic/signer.rs
+++ b/src/extrinsic/signer.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/src/lib.rs b/src/lib.rs
index da3d25c570..ffb3f493f5 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/src/metadata.rs b/src/metadata.rs
index 51af03f282..73d2f73e5d 100644
--- a/src/metadata.rs
+++ b/src/metadata.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/src/rpc.rs b/src/rpc.rs
index 310adcad09..206aabbed2 100644
--- a/src/rpc.rs
+++ b/src/rpc.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/src/storage.rs b/src/storage.rs
index e94d640926..b7be297abc 100644
--- a/src/storage.rs
+++ b/src/storage.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/src/subscription.rs b/src/subscription.rs
index 693c160a6a..4bee3a21cd 100644
--- a/src/subscription.rs
+++ b/src/subscription.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/src/transaction.rs b/src/transaction.rs
index 625a0e4fd8..b38b632bb7 100644
--- a/src/transaction.rs
+++ b/src/transaction.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/test-runtime/build.rs b/test-runtime/build.rs
index 5b4da8c647..a994365a11 100644
--- a/test-runtime/build.rs
+++ b/test-runtime/build.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/test-runtime/src/lib.rs b/test-runtime/src/lib.rs
index 68b389dc2e..e5bbb383e1 100644
--- a/test-runtime/src/lib.rs
+++ b/test-runtime/src/lib.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/tests/integration/client.rs b/tests/integration/client.rs
index 66898837c6..a3c0dd085a 100644
--- a/tests/integration/client.rs
+++ b/tests/integration/client.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/tests/integration/codegen/mod.rs b/tests/integration/codegen/mod.rs
index aa1f6aa502..0c4beca589 100644
--- a/tests/integration/codegen/mod.rs
+++ b/tests/integration/codegen/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/tests/integration/frame/balances.rs b/tests/integration/frame/balances.rs
index 4df9a16c99..2e667f0f1f 100644
--- a/tests/integration/frame/balances.rs
+++ b/tests/integration/frame/balances.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/tests/integration/frame/contracts.rs b/tests/integration/frame/contracts.rs
index 63fff6222d..46ecec22ed 100644
--- a/tests/integration/frame/contracts.rs
+++ b/tests/integration/frame/contracts.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/tests/integration/frame/mod.rs b/tests/integration/frame/mod.rs
index c7ec95aa03..a4dc4dfaa0 100644
--- a/tests/integration/frame/mod.rs
+++ b/tests/integration/frame/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/tests/integration/frame/staking.rs b/tests/integration/frame/staking.rs
index 3f7b8f77a5..90774ab6f7 100644
--- a/tests/integration/frame/staking.rs
+++ b/tests/integration/frame/staking.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/tests/integration/frame/sudo.rs b/tests/integration/frame/sudo.rs
index 36e2cd843b..865ed66d7c 100644
--- a/tests/integration/frame/sudo.rs
+++ b/tests/integration/frame/sudo.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/tests/integration/frame/system.rs b/tests/integration/frame/system.rs
index e99ff878be..094774c21a 100644
--- a/tests/integration/frame/system.rs
+++ b/tests/integration/frame/system.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/tests/integration/frame/timestamp.rs b/tests/integration/frame/timestamp.rs
index 1aa9f78dd9..c5187e5927 100644
--- a/tests/integration/frame/timestamp.rs
+++ b/tests/integration/frame/timestamp.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/tests/integration/main.rs b/tests/integration/main.rs
index afe6e603f2..796df152fa 100644
--- a/tests/integration/main.rs
+++ b/tests/integration/main.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/tests/integration/utils/context.rs b/tests/integration/utils/context.rs
index 321a568ca4..9997c3074e 100644
--- a/tests/integration/utils/context.rs
+++ b/tests/integration/utils/context.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/tests/integration/utils/mod.rs b/tests/integration/utils/mod.rs
index d0e05c8234..d2041160d6 100644
--- a/tests/integration/utils/mod.rs
+++ b/tests/integration/utils/mod.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify
diff --git a/tests/integration/utils/node_proc.rs b/tests/integration/utils/node_proc.rs
index caeb74e9da..60d6136f1d 100644
--- a/tests/integration/utils/node_proc.rs
+++ b/tests/integration/utils/node_proc.rs
@@ -1,4 +1,4 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// Copyright 2019-2022 Parity Technologies (UK) Ltd.
 // This file is part of subxt.
 //
 // subxt is free software: you can redistribute it and/or modify