diff --git a/include/osmocom/mgcp_client/mgcp_client.h b/include/osmocom/mgcp_client/mgcp_client.h
index b40923d..0fb5dee 100644
--- a/include/osmocom/mgcp_client/mgcp_client.h
+++ b/include/osmocom/mgcp_client/mgcp_client.h
@@ -50,6 +50,7 @@
 	CODEC_AMR_8000_1 = 112,
 	CODEC_AMRWB_16000_1 = 113,
 	CODEC_IUFP = 96,
+	CODEC_CLEARMODE = 120, /* 3GPP TS 48.103 table 5.4.2.2.1 */
 };
 /* Note: when new codec types are added, the corresponding value strings
  * in mgcp_client.c (codec_table) must be updated as well. Enumerations