diff --git a/mesh/crypto.c b/mesh/crypto.c
index 9953659..70b96c5 100644
--- a/mesh/crypto.c
+++ b/mesh/crypto.c
@@ -553,6 +553,7 @@ bool mesh_crypto_packet_build(bool ctl, uint8_t ttl,
 	if (seq > SEQ_MASK)
 		return false;
 
+	packet[0] = 0;
 	l_put_be32(seq, packet + 1);
 	packet[1] = (ctl ? CTL : 0) | (ttl & TTL_MASK);
 
diff --git a/mesh/node.c b/mesh/node.c
index dd28dfd..49ba7c8 100644
--- a/mesh/node.c
+++ b/mesh/node.c
@@ -1596,6 +1596,8 @@ static void get_managed_objects_cb(struct l_dbus_message *msg, void *user_data)
 		/* Generate device and primary network keys */
 		l_getrandom(dev_key, sizeof(dev_key));
 		l_getrandom(net_key.old_key, sizeof(net_key.old_key));
+		memcpy(net_key.new_key, net_key.old_key,
+						sizeof(net_key.old_key));
 		net_key.net_idx = PRIMARY_NET_IDX;
 		net_key.phase = KEY_REFRESH_PHASE_NONE;