diff --git a/include/osmocom/trau/osmo_ortp.h b/include/osmocom/trau/osmo_ortp.h
index 5fb2960..54afcf0 100644
--- a/include/osmocom/trau/osmo_ortp.h
+++ b/include/osmocom/trau/osmo_ortp.h
@@ -74,6 +74,7 @@
 struct osmo_rtp_socket *osmo_rtp_socket_create(void *talloc_ctx, unsigned int flags);
 int osmo_rtp_socket_bind(struct osmo_rtp_socket *rs, const char *ip, int port);
 int osmo_rtp_socket_connect(struct osmo_rtp_socket *rs, const char *ip, uint16_t port);
+int osmo_rtp_socket_autoconnect(struct osmo_rtp_socket *rs);
 int osmo_rtp_socket_set_pt(struct osmo_rtp_socket *rs, int payload_type);
 int osmo_rtp_socket_free(struct osmo_rtp_socket *rs);
 int osmo_rtp_skipped_frame(struct osmo_rtp_socket *rs, unsigned int duration);