diff --git a/extras/libmemif/examples/icmp_responder-mt/main.c b/extras/libmemif/examples/icmp_responder-mt/main.c
index 860569b..c47fc53 100644
--- a/extras/libmemif/examples/icmp_responder-mt/main.c
+++ b/extras/libmemif/examples/icmp_responder-mt/main.c
@@ -309,7 +309,7 @@
 
       err =
 	memif_buffer_alloc (c->conn, data->qid, data->tx_bufs,
-			    data->rx_buf_num, &tx);
+			    data->rx_buf_num, &tx, 0);
       if (err != MEMIF_ERR_SUCCESS)
 	{
 	  INFO ("memif_buffer_alloc: %s", memif_strerror (err));
@@ -439,7 +439,7 @@
 
 	  err =
 	    memif_buffer_alloc (c->conn, data->qid, data->tx_bufs,
-				data->rx_buf_num, &tx);
+				data->rx_buf_num, &tx, 0);
 	  if (err != MEMIF_ERR_SUCCESS)
 	    {
 	      INFO ("memif_buffer_alloc: %s", memif_strerror (err));