diff --git a/tools/list_CONTRIBUTORS b/tools/list_CONTRIBUTORS
index 2954f583ab23df5fc286f7ee270d324f333b39df..1b88451da3d69da58aeed62ec0609e4364487bb6 100755
--- a/tools/list_CONTRIBUTORS
+++ b/tools/list_CONTRIBUTORS
@@ -1,5 +1,11 @@
 #!/bin/sh
 
+# This program is licensed under the GNU GPL version 2 or later.
+# (c) Richard "RichiH" Hartmann <richih@debian.org>, 2012-2014
+# For details, see LICENSE. To submit patches, you have to agree to
+# license your code under the GNU GPL version 2 or later.
+
+
 echo 'Alphabetical list of surnames of everyone who ever committed to this repository.
 Auto-generated from tools/list_CONTRIBUTORS.
 '