diff --git a/contrib/pf/pflogd/pflogd.8 b/contrib/pf/pflogd/pflogd.8
index 38c954c9ccf..d730a6b060e 100644
--- a/contrib/pf/pflogd/pflogd.8
+++ b/contrib/pf/pflogd/pflogd.8
@@ -125,9 +125,11 @@ By default,
 .Nm
 will use
 .Ar pflog0 .
+.It Fl p Ar pidfile
 Writes a file containing the process ID of the program to
 .Pa /var/run .
 The file name has the form
+.Ao Ar pidfile Ac Ns .pid .
 The default is
 .Ar pflogd .
 .It Fl s Ar snaplen