diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 67ed14d..b174337 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -2149,6 +2149,8 @@
 	skb->mac.raw = ((u8 *) iph) - 14 - pkt_dev->nr_labels*sizeof(u32);
 	skb->dev = odev;
 	skb->pkt_type = PACKET_HOST;
+	skb->nh.iph = iph;
+	skb->h.uh = udph;
 
 	if (pkt_dev->nfrags <= 0)
 		pgh = (struct pktgen_hdr *)skb_put(skb, datalen);