diff --git a/include/osmocom/mgcp_client/mgcp_client.h b/include/osmocom/mgcp_client/mgcp_client.h
index e1748a6..1d33690 100644
--- a/include/osmocom/mgcp_client/mgcp_client.h
+++ b/include/osmocom/mgcp_client/mgcp_client.h
@@ -119,5 +119,9 @@
 }
 
 enum mgcp_codecs map_str_to_codec(const char *str);
+unsigned int map_codec_to_pt(const struct ptmap *ptmap, unsigned int ptmap_len,
+			     enum mgcp_codecs codec);
+enum mgcp_codecs map_pt_to_codec(struct ptmap *ptmap, unsigned int ptmap_len,
+				 unsigned int pt);
 
 const char *mgcp_client_name(const struct mgcp_client *mgcp);