diff --git a/src/etc/sysctl.conf b/src/etc/sysctl.conf
index 69a0055c..ce48cebd 100644
--- a/src/etc/sysctl.conf
+++ b/src/etc/sysctl.conf
@@ -1,4 +1,4 @@
-#	$OpenBSD: sysctl.conf,v 1.18 2000/06/14 16:57:44 provos Exp $
+#	$OpenBSD: sysctl.conf,v 1.19 2000/09/25 17:12:56 deraadt Exp $
 # This files contains a list of sysctl options the user wants set at
 # boot time.
 # ie.
@@ -14,3 +14,4 @@
 #vm.swapencrypt.enable=1	# 1=Encrypt pages that go to swap
 #net.inet.ip.ipsec-acl=0	# 0=disable IPsec ingress ACL checking
 #vfs.nfs.iothreads=4		# number of nfsio kernel threads
+#net.inet.ip.mtudisc=1		# 1=enable tcp mtu discovery