Switch to GPLv2+ for mpc license compatibility

1 files changed, 18 insertions, 0 deletions

diff --git a/mpc-bar.m b/mpc-bar.m
index 5d83fb0..3363d1d 100644
--- a/mpc-bar.m
+++ b/mpc-bar.m
@@ -1,3 +1,21 @@
+// Copyright (C) 2023-2025 Spencer Williams
+
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+// 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 2 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
+// 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 <Cocoa/Cocoa.h>
 #include <MacTypes.h>
 #include <assert.h>