diff --git a/node/build.rs b/node/build.rs
index ae164d6c..fbd3802a 100644
--- a/node/build.rs
+++ b/node/build.rs
@@ -1,18 +1,19 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
-// This file is part of Cumulus.
+// This file is part of Trappist.
 
-// Substrate is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
 
-// Substrate is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Cumulus.  If not, see <http://www.gnu.org/licenses/>.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 use substrate_build_script_utils::{generate_cargo_keys, rerun_if_git_head_changed};
 
diff --git a/node/src/chain_spec/mod.rs b/node/src/chain_spec/mod.rs
index 36b1b67a..7474f3ab 100644
--- a/node/src/chain_spec/mod.rs
+++ b/node/src/chain_spec/mod.rs
@@ -1,18 +1,19 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
-// This file is part of Cumulus.
+// This file is part of Trappist.
 
-// Cumulus is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
 
-// Cumulus is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Cumulus.  If not, see <http://www.gnu.org/licenses/>.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 use parachains_common::{AccountId, Signature};
 use sc_chain_spec::{ChainSpecExtension, ChainSpecGroup};
diff --git a/node/src/chain_spec/stout.rs b/node/src/chain_spec/stout.rs
index e7cfda94..5a7cf8c6 100644
--- a/node/src/chain_spec/stout.rs
+++ b/node/src/chain_spec/stout.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 use crate::chain_spec::{
 	get_account_id_from_seed, get_collator_keys_from_seed, Extensions, SAFE_XCM_VERSION,
 };
diff --git a/node/src/chain_spec/trappist.rs b/node/src/chain_spec/trappist.rs
index 81c1d6e2..291562f4 100644
--- a/node/src/chain_spec/trappist.rs
+++ b/node/src/chain_spec/trappist.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 use crate::chain_spec::{
 	get_account_id_from_seed, get_collator_keys_from_seed, Extensions, SAFE_XCM_VERSION,
 };
diff --git a/node/src/cli.rs b/node/src/cli.rs
index 90460095..e8130be3 100644
--- a/node/src/cli.rs
+++ b/node/src/cli.rs
@@ -1,18 +1,19 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
-// This file is part of Cumulus.
-
-// Cumulus is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-
-// Cumulus is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Cumulus.  If not, see <http://www.gnu.org/licenses/>.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 use std::path::PathBuf;
 
diff --git a/node/src/command.rs b/node/src/command.rs
index e5d6f6c5..095e7c8e 100644
--- a/node/src/command.rs
+++ b/node/src/command.rs
@@ -1,18 +1,19 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
-// This file is part of Cumulus.
-
-// Cumulus is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-
-// Cumulus is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Cumulus.  If not, see <http://www.gnu.org/licenses/>.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 use crate::{
 	chain_spec,
diff --git a/node/src/main.rs b/node/src/main.rs
index d114d2f5..aed68dd5 100644
--- a/node/src/main.rs
+++ b/node/src/main.rs
@@ -1,20 +1,19 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
-// This file is part of Cumulus.
+// This file is part of Trappist.
 
-// Cumulus is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
 
-// Cumulus is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Cumulus.  If not, see <http://www.gnu.org/licenses/>.
-
-//! Cumulus test parachain collator
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 #![warn(missing_docs)]
 #![warn(unused_extern_crates)]
diff --git a/node/src/rpc.rs b/node/src/rpc.rs
index af794765..5d784b52 100644
--- a/node/src/rpc.rs
+++ b/node/src/rpc.rs
@@ -1,20 +1,19 @@
-// Copyright 2021 Parity Technologies (UK) Ltd.
-// This file is part of Cumulus.
-
-// Cumulus is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-
-// Cumulus is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Cumulus.  If not, see <http://www.gnu.org/licenses/>.
-
-//! Parachain-specific RPCs implementation.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 #![warn(missing_docs)]
 
diff --git a/node/src/service.rs b/node/src/service.rs
index a5fbf28a..467792e2 100644
--- a/node/src/service.rs
+++ b/node/src/service.rs
@@ -1,18 +1,19 @@
-// Copyright 2019-2021 Parity Technologies (UK) Ltd.
-// This file is part of Cumulus.
-
-// Cumulus is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-
-// Cumulus is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Cumulus.  If not, see <http://www.gnu.org/licenses/>.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 use cumulus_client_cli::CollatorOptions;
 use cumulus_client_consensus_aura::{AuraConsensus, BuildAuraConsensusParams, SlotProportion};
diff --git a/node/tests/benchmark_storage_works.rs b/node/tests/benchmark_storage_works.rs
index 916d65c0..8a6ef65a 100644
--- a/node/tests/benchmark_storage_works.rs
+++ b/node/tests/benchmark_storage_works.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 #![cfg(feature = "runtime-benchmarks")]
 
 use assert_cmd::cargo::cargo_bin;
diff --git a/node/tests/common.rs b/node/tests/common.rs
index 1d3d710c..eb330bd6 100644
--- a/node/tests/common.rs
+++ b/node/tests/common.rs
@@ -1,18 +1,19 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
-// This file is part of Substrate.
-
-// Substrate is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-
-// Substrate is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Substrate.  If not, see <http://www.gnu.org/licenses/>.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 #![cfg(unix)]
 
diff --git a/node/tests/polkadot_argument_parsing.rs b/node/tests/polkadot_argument_parsing.rs
index ad91ce0e..e3f133da 100644
--- a/node/tests/polkadot_argument_parsing.rs
+++ b/node/tests/polkadot_argument_parsing.rs
@@ -1,18 +1,19 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
-// This file is part of Substrate.
-
-// Substrate is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-
-// Substrate is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Substrate.  If not, see <http://www.gnu.org/licenses/>.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 use tempfile::tempdir;
 
diff --git a/node/tests/polkadot_mdns_issue.rs b/node/tests/polkadot_mdns_issue.rs
index bb492a31..8feaa630 100644
--- a/node/tests/polkadot_mdns_issue.rs
+++ b/node/tests/polkadot_mdns_issue.rs
@@ -1,18 +1,19 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
-// This file is part of Substrate.
-
-// Substrate is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-
-// Substrate is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Substrate.  If not, see <http://www.gnu.org/licenses/>.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 use tempfile::tempdir;
 
diff --git a/node/tests/purge_chain_works.rs b/node/tests/purge_chain_works.rs
index 34a51dcf..904330a0 100644
--- a/node/tests/purge_chain_works.rs
+++ b/node/tests/purge_chain_works.rs
@@ -1,18 +1,19 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
-// This file is part of Substrate.
-
-// Substrate is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-
-// Substrate is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Substrate.  If not, see <http://www.gnu.org/licenses/>.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 use assert_cmd::cargo::cargo_bin;
 use nix::sys::signal::SIGINT;
diff --git a/node/tests/running_the_node_and_interrupt.rs b/node/tests/running_the_node_and_interrupt.rs
index 6ffa39bd..5df0af24 100644
--- a/node/tests/running_the_node_and_interrupt.rs
+++ b/node/tests/running_the_node_and_interrupt.rs
@@ -1,18 +1,19 @@
-// Copyright 2020-2021 Parity Technologies (UK) Ltd.
-// This file is part of Substrate.
-
-// Substrate is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-
-// Substrate is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Substrate.  If not, see <http://www.gnu.org/licenses/>.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 use tempfile::tempdir;
 
diff --git a/pallets/asset-registry/src/benchmarking.rs b/pallets/asset-registry/src/benchmarking.rs
index bcd57509..b19a2c4e 100644
--- a/pallets/asset-registry/src/benchmarking.rs
+++ b/pallets/asset-registry/src/benchmarking.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 //! Benchmarking setup for pallet-asset-registry
 use super::*;
 
diff --git a/pallets/asset-registry/src/lib.rs b/pallets/asset-registry/src/lib.rs
index 2ee81829..67637569 100644
--- a/pallets/asset-registry/src/lib.rs
+++ b/pallets/asset-registry/src/lib.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 #![cfg_attr(not(feature = "std"), no_std)]
 
 /// Edit this file to define custom logic or remove it if it is not needed.
diff --git a/pallets/asset-registry/src/mock.rs b/pallets/asset-registry/src/mock.rs
index ff8295bc..789b2b9e 100644
--- a/pallets/asset-registry/src/mock.rs
+++ b/pallets/asset-registry/src/mock.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 use crate as pallet_asset_registry;
 use frame_support::traits::{AsEnsureOriginWithArg, ConstU16, ConstU64, GenesisBuild};
 use frame_system as system;
diff --git a/pallets/asset-registry/src/tests.rs b/pallets/asset-registry/src/tests.rs
index 2b5271ff..63bfac51 100644
--- a/pallets/asset-registry/src/tests.rs
+++ b/pallets/asset-registry/src/tests.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 use frame_support::{assert_noop, assert_ok};
 use xcm::latest::prelude::*;
 
diff --git a/pallets/asset-registry/src/weights.rs b/pallets/asset-registry/src/weights.rs
index 4d429a7b..2b07e424 100644
--- a/pallets/asset-registry/src/weights.rs
+++ b/pallets/asset-registry/src/weights.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 //! Autogenerated weights for `pallet_asset_registry`
 //!
 //! THIS FILE WAS AUTO-GENERATED USING THE SUBSTRATE BENCHMARK CLI VERSION 4.0.0-dev
diff --git a/pallets/benchmarks/src/benchmarking.rs b/pallets/benchmarks/src/benchmarking.rs
index 7d6da011..c29c3005 100644
--- a/pallets/benchmarks/src/benchmarking.rs
+++ b/pallets/benchmarks/src/benchmarking.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 use frame_benchmarking::benchmarks;
 use sp_runtime::SaturatedConversion;
 use xcm::prelude::AssetId as XcmAssetId;
diff --git a/pallets/benchmarks/src/lib.rs b/pallets/benchmarks/src/lib.rs
index b8cb90e1..da3acada 100644
--- a/pallets/benchmarks/src/lib.rs
+++ b/pallets/benchmarks/src/lib.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 //! Pallet for benchmarking.
 
 #![cfg_attr(not(feature = "std"), no_std)]
diff --git a/pallets/benchmarks/src/weights.rs b/pallets/benchmarks/src/weights.rs
index 411eef76..f726a132 100644
--- a/pallets/benchmarks/src/weights.rs
+++ b/pallets/benchmarks/src/weights.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 use frame_support::weights::Weight;
 
 pub trait WeightInfo {
diff --git a/pallets/lockdown-mode/src/benchmarking.rs b/pallets/lockdown-mode/src/benchmarking.rs
index 5834ebad..f5196adb 100644
--- a/pallets/lockdown-mode/src/benchmarking.rs
+++ b/pallets/lockdown-mode/src/benchmarking.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 use super::*;
 
 #[allow(unused)]
diff --git a/pallets/lockdown-mode/src/lib.rs b/pallets/lockdown-mode/src/lib.rs
index de0ce6ba..791f075c 100644
--- a/pallets/lockdown-mode/src/lib.rs
+++ b/pallets/lockdown-mode/src/lib.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 #![cfg_attr(not(feature = "std"), no_std)]
 
 /// Edit this file to define custom logic or remove it if it is not needed.
diff --git a/pallets/lockdown-mode/src/mock.rs b/pallets/lockdown-mode/src/mock.rs
index 4ec21988..8ad593fa 100644
--- a/pallets/lockdown-mode/src/mock.rs
+++ b/pallets/lockdown-mode/src/mock.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 use crate as pallet_lockdown_mode;
 use cumulus_primitives_core::{relay_chain::BlockNumber as RelayBlockNumber, DmpMessageHandler};
 use frame_support::{
diff --git a/pallets/lockdown-mode/src/tests.rs b/pallets/lockdown-mode/src/tests.rs
index 24b641cb..e490e351 100644
--- a/pallets/lockdown-mode/src/tests.rs
+++ b/pallets/lockdown-mode/src/tests.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 use super::{GenesisConfig, *};
 use crate::{mock::*, Error, ACTIVATED, DEACTIVATED};
 use frame_support::{assert_noop, assert_ok, traits::Contains};
diff --git a/pallets/lockdown-mode/src/weights.rs b/pallets/lockdown-mode/src/weights.rs
index 937b79d2..0dd0935f 100644
--- a/pallets/lockdown-mode/src/weights.rs
+++ b/pallets/lockdown-mode/src/weights.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 //! Autogenerated weights for `pallet_lockdown_mode`
 //!
 //! THIS FILE WAS AUTO-GENERATED USING THE SUBSTRATE BENCHMARK CLI VERSION 4.0.0-dev
diff --git a/primitives/xcm/src/lib.rs b/primitives/xcm/src/lib.rs
index 0a60e2cb..33808744 100644
--- a/primitives/xcm/src/lib.rs
+++ b/primitives/xcm/src/lib.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 #![cfg_attr(not(feature = "std"), no_std)]
 
 use frame_support::{
diff --git a/runtime/stout/build.rs b/runtime/stout/build.rs
index 9b53d245..b1994ac4 100644
--- a/runtime/stout/build.rs
+++ b/runtime/stout/build.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 use substrate_wasm_builder::WasmBuilder;
 
 fn main() {
diff --git a/runtime/stout/src/constants.rs b/runtime/stout/src/constants.rs
index 6148f5eb..a372c08c 100644
--- a/runtime/stout/src/constants.rs
+++ b/runtime/stout/src/constants.rs
@@ -1,4 +1,6 @@
-// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/stout/src/contracts.rs b/runtime/stout/src/contracts.rs
index e006e614..cd494986 100644
--- a/runtime/stout/src/contracts.rs
+++ b/runtime/stout/src/contracts.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 use crate::{
 	constants::currency::deposit, Balance, Balances, RandomnessCollectiveFlip, Runtime,
 	RuntimeBlockWeights, RuntimeCall, RuntimeEvent, Timestamp,
diff --git a/runtime/stout/src/lib.rs b/runtime/stout/src/lib.rs
index 8b23218d..eb2b607f 100644
--- a/runtime/stout/src/lib.rs
+++ b/runtime/stout/src/lib.rs
@@ -1,18 +1,19 @@
-// Copyright (C) 2018-2021 Parity Technologies (UK) Ltd.
-// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
-//
-// 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
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
 //
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
+// 	http://www.apache.org/licenses/LICENSE-2.0
 //
-// You should have received a copy of the GNU General Public License
-// along with this program. If not, see <https://www.gnu.org/licenses/>.
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 #![cfg_attr(not(feature = "std"), no_std)]
 #![recursion_limit = "256"]
diff --git a/runtime/stout/src/xcm_config.rs b/runtime/stout/src/xcm_config.rs
index 01112320..0ced3959 100644
--- a/runtime/stout/src/xcm_config.rs
+++ b/runtime/stout/src/xcm_config.rs
@@ -1,4 +1,6 @@
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/trappist/build.rs b/runtime/trappist/build.rs
index 9b53d245..b1994ac4 100644
--- a/runtime/trappist/build.rs
+++ b/runtime/trappist/build.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 use substrate_wasm_builder::WasmBuilder;
 
 fn main() {
diff --git a/runtime/trappist/src/constants.rs b/runtime/trappist/src/constants.rs
index 116f3a87..f916cbc8 100644
--- a/runtime/trappist/src/constants.rs
+++ b/runtime/trappist/src/constants.rs
@@ -1,4 +1,6 @@
-// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/trappist/src/contracts.rs b/runtime/trappist/src/contracts.rs
index bf3144eb..a2c22ff6 100644
--- a/runtime/trappist/src/contracts.rs
+++ b/runtime/trappist/src/contracts.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 use crate::{
 	constants::currency::deposit, Balance, Balances, RandomnessCollectiveFlip, Runtime,
 	RuntimeBlockWeights, RuntimeCall, RuntimeEvent, Timestamp,
diff --git a/runtime/trappist/src/impls.rs b/runtime/trappist/src/impls.rs
index 46ddb134..c692b4cc 100644
--- a/runtime/trappist/src/impls.rs
+++ b/runtime/trappist/src/impls.rs
@@ -1,4 +1,6 @@
-// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/runtime/trappist/src/lib.rs b/runtime/trappist/src/lib.rs
index 8e7e8a95..d91f4176 100644
--- a/runtime/trappist/src/lib.rs
+++ b/runtime/trappist/src/lib.rs
@@ -1,18 +1,19 @@
-// Copyright (C) 2018-2021 Parity Technologies (UK) Ltd.
-// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
-//
-// 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
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
 //
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
+// 	http://www.apache.org/licenses/LICENSE-2.0
 //
-// You should have received a copy of the GNU General Public License
-// along with this program. If not, see <https://www.gnu.org/licenses/>.
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 #![cfg_attr(not(feature = "std"), no_std)]
 #![recursion_limit = "256"]
diff --git a/runtime/trappist/src/weights/mod.rs b/runtime/trappist/src/weights/mod.rs
index 2b60e095..82f39633 100644
--- a/runtime/trappist/src/weights/mod.rs
+++ b/runtime/trappist/src/weights/mod.rs
@@ -1,3 +1,20 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 use ::trappist_runtime_benchmarks::WeightInfo;
 use xcm_primitives::DropAssetsWeigher;
 
diff --git a/runtime/trappist/src/weights/trappist_runtime_benchmarks.rs b/runtime/trappist/src/weights/trappist_runtime_benchmarks.rs
index 49149203..201c4631 100644
--- a/runtime/trappist/src/weights/trappist_runtime_benchmarks.rs
+++ b/runtime/trappist/src/weights/trappist_runtime_benchmarks.rs
@@ -1,3 +1,19 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 //! Autogenerated weights for `trappist_runtime_benchmarks`
 //!
diff --git a/runtime/trappist/src/weights/xcm/mod.rs b/runtime/trappist/src/weights/xcm/mod.rs
index f5f884d4..09d81d8f 100644
--- a/runtime/trappist/src/weights/xcm/mod.rs
+++ b/runtime/trappist/src/weights/xcm/mod.rs
@@ -1,18 +1,19 @@
-// Copyright 2022 Parity Technologies (UK) Ltd.
-// This file is part of Cumulus.
+// This file is part of Trappist.
 
-// Cumulus is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
 
-// Cumulus is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Cumulus.  If not, see <http://www.gnu.org/licenses/>.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 mod pallet_xcm_benchmarks_fungible;
 mod pallet_xcm_benchmarks_generic;
diff --git a/runtime/trappist/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs b/runtime/trappist/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs
index e1f2a47e..05117918 100644
--- a/runtime/trappist/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs
+++ b/runtime/trappist/src/weights/xcm/pallet_xcm_benchmarks_fungible.rs
@@ -1,18 +1,19 @@
-// Copyright Parity Technologies (UK) Ltd.
-// This file is part of Cumulus.
+// This file is part of Trappist.
 
-// Cumulus is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
 
-// Cumulus is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Cumulus.  If not, see <http://www.gnu.org/licenses/>.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 //! Autogenerated weights for `pallet_xcm_benchmarks::fungible`
 //!
diff --git a/runtime/trappist/src/weights/xcm/pallet_xcm_benchmarks_generic.rs b/runtime/trappist/src/weights/xcm/pallet_xcm_benchmarks_generic.rs
index 5d42f228..93ed6f38 100644
--- a/runtime/trappist/src/weights/xcm/pallet_xcm_benchmarks_generic.rs
+++ b/runtime/trappist/src/weights/xcm/pallet_xcm_benchmarks_generic.rs
@@ -1,18 +1,19 @@
-// Copyright Parity Technologies (UK) Ltd.
-// This file is part of Cumulus.
+// This file is part of Trappist.
 
-// Cumulus is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
 
-// Cumulus is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Cumulus.  If not, see <http://www.gnu.org/licenses/>.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
 
 //! Autogenerated weights for `pallet_xcm_benchmarks::generic`
 //!
diff --git a/runtime/trappist/src/xcm_config.rs b/runtime/trappist/src/xcm_config.rs
index 6976a18e..32a0059b 100644
--- a/runtime/trappist/src/xcm_config.rs
+++ b/runtime/trappist/src/xcm_config.rs
@@ -1,4 +1,6 @@
-// Copyright (C) 2022 Parity Technologies (UK) Ltd.
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
 // SPDX-License-Identifier: Apache-2.0
 
 // Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/templates/file_header.txt b/templates/file_header.txt
new file mode 100644
index 00000000..1deb6fd2
--- /dev/null
+++ b/templates/file_header.txt
@@ -0,0 +1,16 @@
+// This file is part of Trappist.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
\ No newline at end of file