diff --git a/sys/netinet6/in6.h b/sys/netinet6/in6.h
index dc645554e6d8..ae5809f8aaa4 100644
--- a/sys/netinet6/in6.h
+++ b/sys/netinet6/in6.h
@@ -497,7 +497,7 @@ struct route_in6 {
 #define	IPV6_RECVFLOWID		70 /* bool; receive IP6 flowid/flowtype w/ datagram */
 #define	IPV6_RECVRSSBUCKETID	71 /* bool; receive IP6 RSS bucket id w/ datagram */
 
-#define	IPV6_ORIGDSTADDR	65 /* bool: allow getting dstaddr /port info */
+#define	IPV6_ORIGDSTADDR	72 /* bool: allow getting dstaddr /port info */
 #define	IPV6_RECVORIGDSTADDR	IPV6_ORIGDSTADDR
 
 /*