diff --git a/sys/netinet/ip_input.c b/sys/netinet/ip_input.c
index e8cb1927b44..55b7132a0e3 100644
--- a/sys/netinet/ip_input.c
+++ b/sys/netinet/ip_input.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)ip_input.c	8.2 (Berkeley) 1/4/94
- *	$Id: ip_input.c,v 1.118 1999/05/03 23:57:29 billf Exp $
+ *	$Id: ip_input.c,v 1.119 1999/05/04 16:20:32 luigi Exp $
  */
 
 #define	_IP_VHL
@@ -113,7 +113,7 @@ u_char	ip_protox[IPPROTO_MAX];
 static int	ipqmaxlen = IFQ_MAXLEN;
 struct	in_ifaddrhead in_ifaddrhead; /* first inet address */
 struct	ifqueue ipintrq;
-SYSCTL_INT(_net_inet_ip, IPCTL_INTRQMAXLEN, intr_queue_maxlen, CTLFLAG_RD,
+SYSCTL_INT(_net_inet_ip, IPCTL_INTRQMAXLEN, intr_queue_maxlen, CTLFLAG_RW,
     &ipintrq.ifq_maxlen, 0, "Maximum size of the IP input queue");
 SYSCTL_INT(_net_inet_ip, IPCTL_INTRQDROPS, intr_queue_drops, CTLFLAG_RD,
     &ipintrq.ifq_drops, 0, "Number of packets dropped from the IP input queue");