diff --git a/usr.sbin/portmap/portmap.8 b/usr.sbin/portmap/portmap.8
index 8edd8882602..b44db35b82a 100644
--- a/usr.sbin/portmap/portmap.8
+++ b/usr.sbin/portmap/portmap.8
@@ -45,6 +45,7 @@ program number mapper
 .Sh SYNOPSIS
 .Nm portmap
 .Op Fl d
+.Op Fl v
 .Sh DESCRIPTION
 .Nm Portmap
 is a server that converts