diff --git a/get-emacs-backup-files-into-git.sh b/get-emacs-backup-files-into-git.sh
index 6e80a8d..7a9c211 100755
--- a/get-emacs-backup-files-into-git.sh
+++ b/get-emacs-backup-files-into-git.sh
@@ -1,4 +1,15 @@
 #!/bin/sh
+# license: CC0-1.0
+# This document may be Copyright © 2008, 2010, Bradley M. Kuhn
+
+# The copyright holders wish that this document could be placed into the
+# public domain.  However, should such a public domain dedication not be
+# possible, the copyright holders grant a waiver and/or license under the
+# terms of CC0-1.0, as published by Creative Commons, Inc.  A copy of CC0-1.0
+# can be found in the same repository as this README.md file under the
+# filename CC0-1.0.txt.  If this document has been separated from the
+# repository, a copy of CC0-1.0 can be found on Creative Commons' website at
+#    http://creativecommons.org/publicdomain/zero/1.0/legalcode.
 
 for i in `ls -r1t $1.~*~`; do
     date=`stat -c '%y' $i | perl -pe 's/(\.\d+) / /'`