diff --git a/src/πfs.c b/src/πfs.c
index 4f8ab70..8c6fd48 100644
--- a/src/πfs.c
+++ b/src/πfs.c
@@ -1,3 +1,20 @@
+/*  Copyright (C) 2012 Philip Langdale
+ *
+ *  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 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 Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
 #define FUSE_USE_VERSION 26
 #include <dirent.h>
 #include <errno.h>