diff --git a/mesh/pb-adv.c b/mesh/pb-adv.c
index 83f922a..180b162 100644
--- a/mesh/pb-adv.c
+++ b/mesh/pb-adv.c
@@ -23,6 +23,8 @@
 #include "mesh/provision.h"
 #include "mesh/pb-adv.h"
 
+#include "mesh/util.h"
+
 
 struct pb_adv_session {
 	mesh_prov_open_func_t open_cb;
@@ -158,7 +160,7 @@ static void send_adv_segs(struct pb_adv_session *session, const uint8_t *data,
 	l_debug("max_seg: %2.2x", max_seg);
 	l_debug("size: %2.2x, CRC: %2.2x", size, buf[9]);
 
-	pb_adv_send(session, MESH_IO_TX_COUNT_UNLIMITED, 200,
+	pb_adv_send(session, MESH_IO_TX_COUNT_UNLIMITED, 500,
 							buf, init_size + 10);
 
 	consumed = init_size;
@@ -174,7 +176,7 @@ static void send_adv_segs(struct pb_adv_session *session, const uint8_t *data,
 		buf[6] = (i << 2) | 0x02;
 		memcpy(buf + 7, data + consumed, seg_size);
 
-		pb_adv_send(session, MESH_IO_TX_COUNT_UNLIMITED, 200,
+		pb_adv_send(session, MESH_IO_TX_COUNT_UNLIMITED, 500,
 							buf, seg_size + 7);
 
 		consumed += seg_size;
@@ -270,7 +272,8 @@ static void send_ack(struct pb_adv_session *session, uint8_t trans_num)
 	ack.trans_num = trans_num;
 	ack.opcode = PB_ADV_ACK;
 
-	pb_adv_send(session, 1, 100, &ack, sizeof(ack));
+	pb_adv_send(session, MESH_IO_TX_COUNT_UNLIMITED, 500,
+							&ack, sizeof(ack));
 }
 
 static void send_close_ind(struct pb_adv_session *session, uint8_t reason)