diff --git a/client/platforms/linux/daemon/linuxfirewall.cpp b/client/platforms/linux/daemon/linuxfirewall.cpp
index 0c6edbaf7..393c24f26 100644
--- a/client/platforms/linux/daemon/linuxfirewall.cpp
+++ b/client/platforms/linux/daemon/linuxfirewall.cpp
@@ -1,3 +1,21 @@
+// Copyright (c) 2023 Private Internet Access, Inc.
+//
+// This file is part of the Private Internet Access Desktop Client.
+//
+// The Private Internet Access Desktop Client 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.
+//
+// The Private Internet Access Desktop Client 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 the Private Internet Access Desktop Client.  If not, see
+// <https://www.gnu.org/licenses/>.
+
 // Copyright (c) 2024 AmneziaVPN
 // This file has been modified for AmneziaVPN
 //
diff --git a/client/platforms/linux/daemon/linuxfirewall.h b/client/platforms/linux/daemon/linuxfirewall.h
index ef2521a43..380492657 100644
--- a/client/platforms/linux/daemon/linuxfirewall.h
+++ b/client/platforms/linux/daemon/linuxfirewall.h
@@ -1,3 +1,21 @@
+// Copyright (c) 2023 Private Internet Access, Inc.
+//
+// This file is part of the Private Internet Access Desktop Client.
+//
+// The Private Internet Access Desktop Client 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.
+//
+// The Private Internet Access Desktop Client 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 the Private Internet Access Desktop Client.  If not, see
+// <https://www.gnu.org/licenses/>.
+
 // Copyright (c) 2024 AmneziaVPN
 // This file has been modified for AmneziaVPN
 //
diff --git a/client/platforms/macos/daemon/macosfirewall.cpp b/client/platforms/macos/daemon/macosfirewall.cpp
index 67dda9cff..0fe51f232 100644
--- a/client/platforms/macos/daemon/macosfirewall.cpp
+++ b/client/platforms/macos/daemon/macosfirewall.cpp
@@ -1,3 +1,21 @@
+// Copyright (c) 2023 Private Internet Access, Inc.
+//
+// This file is part of the Private Internet Access Desktop Client.
+//
+// The Private Internet Access Desktop Client 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.
+//
+// The Private Internet Access Desktop Client 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 the Private Internet Access Desktop Client.  If not, see
+// <https://www.gnu.org/licenses/>.
+
 // Copyright (c) 2024 AmneziaVPN
 // This file has been modified for AmneziaVPN
 //
diff --git a/client/platforms/macos/daemon/macosfirewall.h b/client/platforms/macos/daemon/macosfirewall.h
index 0c56dcaa6..faa87c8ca 100644
--- a/client/platforms/macos/daemon/macosfirewall.h
+++ b/client/platforms/macos/daemon/macosfirewall.h
@@ -1,3 +1,21 @@
+// Copyright (c) 2023 Private Internet Access, Inc.
+//
+// This file is part of the Private Internet Access Desktop Client.
+//
+// The Private Internet Access Desktop Client 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.
+//
+// The Private Internet Access Desktop Client 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 the Private Internet Access Desktop Client.  If not, see
+// <https://www.gnu.org/licenses/>.
+
 // Copyright (c) 2024 AmneziaVPN
 // This file has been modified for AmneziaVPN
 //