diff --git a/lib/encryption.dart b/lib/encryption.dart
index f53d2a5e..89c30c68 100644
--- a/lib/encryption.dart
+++ b/lib/encryption.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2020 Famedly GmbH
+ *   Copyright (C) 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/encryption/cross_signing.dart b/lib/encryption/cross_signing.dart
index 7a815e28..b1fc9f44 100644
--- a/lib/encryption/cross_signing.dart
+++ b/lib/encryption/cross_signing.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2020 Famedly GmbH
+ *   Copyright (C) 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/encryption/encryption.dart b/lib/encryption/encryption.dart
index a56b543a..b284b9a4 100644
--- a/lib/encryption/encryption.dart
+++ b/lib/encryption/encryption.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2019, 2020 Famedly GmbH
+ *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/encryption/key_manager.dart b/lib/encryption/key_manager.dart
index 0c5c95a3..00f954c4 100644
--- a/lib/encryption/key_manager.dart
+++ b/lib/encryption/key_manager.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2019, 2020 Famedly GmbH
+ *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/encryption/key_verification_manager.dart b/lib/encryption/key_verification_manager.dart
index e452a036..be382415 100644
--- a/lib/encryption/key_verification_manager.dart
+++ b/lib/encryption/key_verification_manager.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2020 Famedly GmbH
+ *   Copyright (C) 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/encryption/olm_manager.dart b/lib/encryption/olm_manager.dart
index ada3ce36..fefd8e7b 100644
--- a/lib/encryption/olm_manager.dart
+++ b/lib/encryption/olm_manager.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2019, 2020 Famedly GmbH
+ *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/encryption/ssss.dart b/lib/encryption/ssss.dart
index 200965d7..d24cdefa 100644
--- a/lib/encryption/ssss.dart
+++ b/lib/encryption/ssss.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2020 Famedly GmbH
+ *   Copyright (C) 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/encryption/utils/bootstrap.dart b/lib/encryption/utils/bootstrap.dart
index dc525fc7..cb6ad7cf 100644
--- a/lib/encryption/utils/bootstrap.dart
+++ b/lib/encryption/utils/bootstrap.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2020 Famedly GmbH
+ *   Copyright (C) 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/encryption/utils/json_signature_check_extension.dart b/lib/encryption/utils/json_signature_check_extension.dart
index dc2501a5..b5cafae3 100644
--- a/lib/encryption/utils/json_signature_check_extension.dart
+++ b/lib/encryption/utils/json_signature_check_extension.dart
@@ -1,3 +1,21 @@
+/*
+ *   Famedly Matrix SDK
+ *   Copyright (C) 2020, 2021 Famedly GmbH
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as
+ *   published by the Free Software Foundation, either version 3 of the
+ *   License, or (at your option) any later version.
+ *
+ *   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 Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 import 'package:canonical_json/canonical_json.dart';
 import 'package:olm/olm.dart' as olm;
 
diff --git a/lib/encryption/utils/key_verification.dart b/lib/encryption/utils/key_verification.dart
index fb6b3626..cac2b6a4 100644
--- a/lib/encryption/utils/key_verification.dart
+++ b/lib/encryption/utils/key_verification.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2020 Famedly GmbH
+ *   Copyright (C) 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/encryption/utils/olm_session.dart b/lib/encryption/utils/olm_session.dart
index d95f2c7b..7343152e 100644
--- a/lib/encryption/utils/olm_session.dart
+++ b/lib/encryption/utils/olm_session.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2020 Famedly GmbH
+ *   Copyright (C) 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/encryption/utils/outbound_group_session.dart b/lib/encryption/utils/outbound_group_session.dart
index dcd11e2b..91660706 100644
--- a/lib/encryption/utils/outbound_group_session.dart
+++ b/lib/encryption/utils/outbound_group_session.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2019, 2020 Famedly GmbH
+ *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/encryption/utils/session_key.dart b/lib/encryption/utils/session_key.dart
index aa1fc4a5..3605b719 100644
--- a/lib/encryption/utils/session_key.dart
+++ b/lib/encryption/utils/session_key.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2019, 2020 Famedly GmbH
+ *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/famedlysdk.dart b/lib/famedlysdk.dart
index f0e1243a..e639154e 100644
--- a/lib/famedlysdk.dart
+++ b/lib/famedlysdk.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2019, 2020 Famedly GmbH
+ *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/src/client.dart b/lib/src/client.dart
index bb03aabb..728461a6 100644
--- a/lib/src/client.dart
+++ b/lib/src/client.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2019, 2020 Famedly GmbH
+ *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/src/database/database.dart b/lib/src/database/database.dart
index 533777e4..bbe00393 100644
--- a/lib/src/database/database.dart
+++ b/lib/src/database/database.dart
@@ -1,3 +1,21 @@
+/*
+ *   Famedly Matrix SDK
+ *   Copyright (C) 2020, 2021 Famedly GmbH
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as
+ *   published by the Free Software Foundation, either version 3 of the
+ *   License, or (at your option) any later version.
+ *
+ *   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 Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 import 'dart:async';
 import 'dart:convert';
 
diff --git a/lib/src/event.dart b/lib/src/event.dart
index 56ad9bfa..608d3f1f 100644
--- a/lib/src/event.dart
+++ b/lib/src/event.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2019, 2020 Famedly GmbH
+ *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/src/room.dart b/lib/src/room.dart
index c283fb80..63b97322 100644
--- a/lib/src/room.dart
+++ b/lib/src/room.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2019, 2020 Famedly GmbH
+ *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/src/timeline.dart b/lib/src/timeline.dart
index 48cd04b2..6141d392 100644
--- a/lib/src/timeline.dart
+++ b/lib/src/timeline.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2019, 2020 Famedly GmbH
+ *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/src/user.dart b/lib/src/user.dart
index d8ab1a59..fbd684d3 100644
--- a/lib/src/user.dart
+++ b/lib/src/user.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2019, 2020 Famedly GmbH
+ *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/src/utils/device_keys_list.dart b/lib/src/utils/device_keys_list.dart
index ec8e306e..6ae05e25 100644
--- a/lib/src/utils/device_keys_list.dart
+++ b/lib/src/utils/device_keys_list.dart
@@ -1,3 +1,21 @@
+/*
+ *   Famedly Matrix SDK
+ *   Copyright (C) 2020, 2021 Famedly GmbH
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as
+ *   published by the Free Software Foundation, either version 3 of the
+ *   License, or (at your option) any later version.
+ *
+ *   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 Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 import 'dart:convert';
 
 import 'package:canonical_json/canonical_json.dart';
diff --git a/lib/src/utils/event_localizations.dart b/lib/src/utils/event_localizations.dart
index b3b8b639..86551f32 100644
--- a/lib/src/utils/event_localizations.dart
+++ b/lib/src/utils/event_localizations.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2019, 2020 Famedly GmbH
+ *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/src/utils/event_update.dart b/lib/src/utils/event_update.dart
index 1daa5169..de3e0194 100644
--- a/lib/src/utils/event_update.dart
+++ b/lib/src/utils/event_update.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2019, 2020 Famedly GmbH
+ *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/src/utils/map_copy_extension.dart b/lib/src/utils/map_copy_extension.dart
index 84ddc272..520294f6 100644
--- a/lib/src/utils/map_copy_extension.dart
+++ b/lib/src/utils/map_copy_extension.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2020 Famedly GmbH
+ *   Copyright (C) 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/src/utils/markdown.dart b/lib/src/utils/markdown.dart
index dea262cf..ac0f49e5 100644
--- a/lib/src/utils/markdown.dart
+++ b/lib/src/utils/markdown.dart
@@ -1,3 +1,21 @@
+/*
+ *   Famedly Matrix SDK
+ *   Copyright (C) 2020, 2021 Famedly GmbH
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as
+ *   published by the Free Software Foundation, either version 3 of the
+ *   License, or (at your option) any later version.
+ *
+ *   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 Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 import 'package:markdown/markdown.dart';
 import 'dart:convert';
 
diff --git a/lib/src/utils/matrix_file.dart b/lib/src/utils/matrix_file.dart
index 1f2e176c..cc6cb6c7 100644
--- a/lib/src/utils/matrix_file.dart
+++ b/lib/src/utils/matrix_file.dart
@@ -1,3 +1,21 @@
+/*
+ *   Famedly Matrix SDK
+ *   Copyright (C) 2020, 2021 Famedly GmbH
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as
+ *   published by the Free Software Foundation, either version 3 of the
+ *   License, or (at your option) any later version.
+ *
+ *   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 Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 /// Workaround until [File] in dart:io and dart:html is unified
 
 import 'dart:typed_data';
diff --git a/lib/src/utils/matrix_id_string_extension.dart b/lib/src/utils/matrix_id_string_extension.dart
index 3cfb6372..83cd00aa 100644
--- a/lib/src/utils/matrix_id_string_extension.dart
+++ b/lib/src/utils/matrix_id_string_extension.dart
@@ -1,3 +1,21 @@
+/*
+ *   Famedly Matrix SDK
+ *   Copyright (C) 2020, 2021 Famedly GmbH
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as
+ *   published by the Free Software Foundation, either version 3 of the
+ *   License, or (at your option) any later version.
+ *
+ *   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 Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 extension MatrixIdExtension on String {
   static const Set<String> VALID_SIGILS = {'@', '!', '#', '\$', '+'};
 
diff --git a/lib/src/utils/matrix_localizations.dart b/lib/src/utils/matrix_localizations.dart
index 78cc720f..f9545465 100644
--- a/lib/src/utils/matrix_localizations.dart
+++ b/lib/src/utils/matrix_localizations.dart
@@ -1,3 +1,21 @@
+/*
+ *   Famedly Matrix SDK
+ *   Copyright (C) 2020, 2021 Famedly GmbH
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as
+ *   published by the Free Software Foundation, either version 3 of the
+ *   License, or (at your option) any later version.
+ *
+ *   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 Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 import '../room.dart';
 
 abstract class MatrixLocalizations {
diff --git a/lib/src/utils/receipt.dart b/lib/src/utils/receipt.dart
index da7fefe8..60bc4711 100644
--- a/lib/src/utils/receipt.dart
+++ b/lib/src/utils/receipt.dart
@@ -1,3 +1,21 @@
+/*
+ *   Famedly Matrix SDK
+ *   Copyright (C) 2020, 2021 Famedly GmbH
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as
+ *   published by the Free Software Foundation, either version 3 of the
+ *   License, or (at your option) any later version.
+ *
+ *   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 Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 import '../user.dart';
 
 /// Represents a receipt.
diff --git a/lib/src/utils/room_update.dart b/lib/src/utils/room_update.dart
index bef678c1..0281e06b 100644
--- a/lib/src/utils/room_update.dart
+++ b/lib/src/utils/room_update.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2019, 2020 Famedly GmbH
+ *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/src/utils/run_in_background.dart b/lib/src/utils/run_in_background.dart
index 8d837bb8..728a805f 100644
--- a/lib/src/utils/run_in_background.dart
+++ b/lib/src/utils/run_in_background.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2020 Famedly GmbH
+ *   Copyright (C) 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/src/utils/run_in_root.dart b/lib/src/utils/run_in_root.dart
index b7fda622..51e1837e 100644
--- a/lib/src/utils/run_in_root.dart
+++ b/lib/src/utils/run_in_root.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2020 Famedly GmbH
+ *   Copyright (C) 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/src/utils/states_map.dart b/lib/src/utils/states_map.dart
index 5f3f190b..30609edc 100644
--- a/lib/src/utils/states_map.dart
+++ b/lib/src/utils/states_map.dart
@@ -1,3 +1,21 @@
+/*
+ *   Famedly Matrix SDK
+ *   Copyright (C) 2020, 2021 Famedly GmbH
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as
+ *   published by the Free Software Foundation, either version 3 of the
+ *   License, or (at your option) any later version.
+ *
+ *   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 Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 import '../../famedlysdk.dart';
 
 /// Matrix room states are addressed by a tuple of the [type] and an
diff --git a/lib/src/utils/sync_update_extension.dart b/lib/src/utils/sync_update_extension.dart
index c8e85b0e..2a025334 100644
--- a/lib/src/utils/sync_update_extension.dart
+++ b/lib/src/utils/sync_update_extension.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2020 Famedly GmbH
+ *   Copyright (C) 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/src/utils/to_device_event.dart b/lib/src/utils/to_device_event.dart
index 4abcf329..82aa58d5 100644
--- a/lib/src/utils/to_device_event.dart
+++ b/lib/src/utils/to_device_event.dart
@@ -1,3 +1,21 @@
+/*
+ *   Famedly Matrix SDK
+ *   Copyright (C) 2020, 2021 Famedly GmbH
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as
+ *   published by the Free Software Foundation, either version 3 of the
+ *   License, or (at your option) any later version.
+ *
+ *   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 Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 import '../../famedlysdk.dart';
 
 class ToDeviceEvent extends BasicEventWithSender {
diff --git a/lib/src/utils/uia_request.dart b/lib/src/utils/uia_request.dart
index 2aac78b5..8f66b380 100644
--- a/lib/src/utils/uia_request.dart
+++ b/lib/src/utils/uia_request.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2020 Famedly GmbH
+ *   Copyright (C) 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as
diff --git a/lib/src/utils/uri_extension.dart b/lib/src/utils/uri_extension.dart
index 738bd93a..bf04568c 100644
--- a/lib/src/utils/uri_extension.dart
+++ b/lib/src/utils/uri_extension.dart
@@ -1,6 +1,6 @@
 /*
  *   Famedly Matrix SDK
- *   Copyright (C) 2019, 2020 Famedly GmbH
+ *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU Affero General Public License as