diff --git a/src/netif/ppp/ppp.c b/src/netif/ppp/ppp.c
index 594d18c..52ece9c 100644
--- a/src/netif/ppp/ppp.c
+++ b/src/netif/ppp/ppp.c
@@ -1716,7 +1716,8 @@ pppos_input(ppp_pcb *pcb, u_char *s, int l)
               break;
             }
             if (pcrx->in_head == NULL) {
-              u8_t *payload = next_pbuf->payload;
+              u8_t *payload = next_pbuf->payload + PBUF_LINK_HLEN;
+              next_pbuf->len += PBUF_LINK_HLEN;
 #if PPP_INPROC_MULTITHREADED
               *((ppp_pcb**)payload) = pcb;
               payload += sizeof(ppp_pcb*);
@@ -1749,6 +1750,7 @@ static void pppos_input_callback(void *arg) {
   struct pbuf *pb = (struct pbuf*)arg;
   ppp_pcb *pcb;
 
+  pbuf_header(pb, -PBUF_LINK_HLEN);
   pcb = *((ppp_pcb**)pb->payload);
   if(pbuf_header(pb, -(s16_t)sizeof(ppp_pcb*))) {
     LWIP_ASSERT("pbuf_header failed\n", 0);