diff --git a/packages/wyatt_cloud_messaging_bloc_base/lib/src/features/features.dart b/packages/wyatt_cloud_messaging_bloc_base/lib/src/features/features.dart
index 2799e3e5..393fbc8a 100644
--- a/packages/wyatt_cloud_messaging_bloc_base/lib/src/features/features.dart
+++ b/packages/wyatt_cloud_messaging_bloc_base/lib/src/features/features.dart
@@ -1,2 +1,18 @@
+// Copyright (C) 2023 WYATT GROUP
+// Please see the AUTHORS file for details.
+//
+// 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
+// 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 export './notifications/bloc/cloud_messaging_cubit.dart';
 export './notifications/screens/cloud_messaging_screen.dart';
diff --git a/packages/wyatt_cloud_messaging_bloc_base/lib/src/features/notifications/screens/cloud_messaging_screen.dart b/packages/wyatt_cloud_messaging_bloc_base/lib/src/features/notifications/screens/cloud_messaging_screen.dart
index b77fae3b..c5a173ff 100644
--- a/packages/wyatt_cloud_messaging_bloc_base/lib/src/features/notifications/screens/cloud_messaging_screen.dart
+++ b/packages/wyatt_cloud_messaging_bloc_base/lib/src/features/notifications/screens/cloud_messaging_screen.dart
@@ -1,3 +1,19 @@
+// Copyright (C) 2023 WYATT GROUP
+// Please see the AUTHORS file for details.
+//
+// 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
+// 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import 'package:flutter/material.dart';
 import 'package:wyatt_bloc_helper/wyatt_bloc_helper.dart';
 import 'package:wyatt_cloud_messaging_bloc_base/src/src.dart';
diff --git a/packages/wyatt_cloud_messaging_bloc_firebase/lib/src/data/data_sources/cloud_messaging_firebase_data_source.dart b/packages/wyatt_cloud_messaging_bloc_firebase/lib/src/data/data_sources/cloud_messaging_firebase_data_source.dart
index fd5ba217..d745e378 100644
--- a/packages/wyatt_cloud_messaging_bloc_firebase/lib/src/data/data_sources/cloud_messaging_firebase_data_source.dart
+++ b/packages/wyatt_cloud_messaging_bloc_firebase/lib/src/data/data_sources/cloud_messaging_firebase_data_source.dart
@@ -1,3 +1,19 @@
+// Copyright (C) 2023 WYATT GROUP
+// Please see the AUTHORS file for details.
+//
+// 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
+// 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 import 'dart:async';
 import 'dart:convert';
 
diff --git a/packages/wyatt_cloud_messaging_bloc_firebase/lib/src/src.dart b/packages/wyatt_cloud_messaging_bloc_firebase/lib/src/src.dart
index 136287e7..e523a2b7 100644
--- a/packages/wyatt_cloud_messaging_bloc_firebase/lib/src/src.dart
+++ b/packages/wyatt_cloud_messaging_bloc_firebase/lib/src/src.dart
@@ -1 +1,17 @@
+// Copyright (C) 2023 WYATT GROUP
+// Please see the AUTHORS file for details.
+//
+// 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
+// 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
 export './data/data_sources/cloud_messaging_firebase_data_source.dart';