diff --git a/Shorewall/Perl/getparams b/Shorewall/Perl/getparams
index 8716a792d..ced3ed5dc 100755
--- a/Shorewall/Perl/getparams
+++ b/Shorewall/Perl/getparams
@@ -20,7 +20,13 @@
 #	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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-
+#
+#  Parameters:
+#
+#      $1 = Path name of params file
+#      $2 = $CONFIG_PATH
+#      $3 = Address family (4 o4 6)
+#
 if [ "$3" = 6 ]; then
     . /usr/share/shorewall6/lib.base
     . /usr/share/shorewall6/lib.cli