diff -up arptables_jf-0.0.8/arptables.c.dbl-opt arptables_jf-0.0.8/arptables.c
--- arptables_jf-0.0.8/arptables.c.dbl-opt	2011-10-21 14:44:13.999306390 +0200
+++ arptables_jf-0.0.8/arptables.c	2011-10-21 14:44:23.581413207 +0200
@@ -413,8 +413,6 @@ exit_printhelp(void)
 "				source specification\n"
 "  --target     -d [!] address[/mask]\n"
 "				destination specification\n"
-"  --arhln      -a [!] length[/mask]\n"
-"                               hardware address length\n"
 "  --source-hw  -z [!] address[/mask]\n"
 "                               source hardware address\n"
 "  --target-hw  -y [!] address[/mask]\n"