diff --git a/include/osmocom/codec/codec.h b/include/osmocom/codec/codec.h
index 731f169..4dbe129 100644
--- a/include/osmocom/codec/codec.h
+++ b/include/osmocom/codec/codec.h
@@ -130,6 +130,9 @@
 bool osmo_fr_sid_preen(uint8_t *rtp_payload);
 bool osmo_efr_sid_preen(uint8_t *rtp_payload);
 
+void osmo_fr_sid_reset(uint8_t *rtp_payload);
+void osmo_efr_sid_reset(uint8_t *rtp_payload);
+
 int osmo_amr_rtp_enc(uint8_t *payload, uint8_t cmr, enum osmo_amr_type ft,
 		     enum osmo_amr_quality bfi);
 int osmo_amr_rtp_dec(const uint8_t *payload, int payload_len, uint8_t *cmr,