diff --git a/src/isboot.c b/src/isboot.c
index d3ed644..6e8e2fe 100644
--- a/src/isboot.c
+++ b/src/isboot.c
@@ -48,6 +48,9 @@ __FBSDID("$FreeBSD$");
 #include <netinet/in_var.h>
 #include <netinet6/nd6.h>
 #include <net/route.h>
+#if __FreeBSD_version >= 1300102
+#include <net/route/route_ctl.h>
+#endif
 #include "ibft.h"
 #include "isboot.h"
 
@@ -341,6 +344,31 @@ isboot_set_v6addr(struct ifnet *ifp, struct sockaddr_in6 *addr, int prefix)
 
 #if __FreeBSD_version < 701000
 #define rtrequest_fib(r,d,g,m,f,e,n) rtrequest(r,d,g,m,f,e)
+#elif __FreeBSD_version >= 1300102
+
+static int
+rtrequest_fib(int req,
+	struct sockaddr *dst,
+	struct sockaddr *gateway,
+	struct sockaddr *netmask,
+	int flags,
+	struct rtentry **ret_nrt,
+	u_int fibnum)
+{
+	struct rt_addrinfo info;
+	struct rib_cmd_info rc;
+
+	if (dst->sa_len == 0)
+		return(EINVAL);
+
+	bzero((caddr_t)&info, sizeof(info));
+	info.rti_flags = flags;
+	info.rti_info[RTAX_DST] = dst;
+	info.rti_info[RTAX_GATEWAY] = gateway;
+	info.rti_info[RTAX_NETMASK] = netmask;
+
+	return rib_action(fibnum, req, &info, &rc);
+}
 #endif
 
 static int