diff --git a/include/osmocom/gsm/protocol/gsm_04_08.h b/include/osmocom/gsm/protocol/gsm_04_08.h
index 4a821cc..6a5fb3b 100644
--- a/include/osmocom/gsm/protocol/gsm_04_08.h
+++ b/include/osmocom/gsm/protocol/gsm_04_08.h
@@ -1509,6 +1509,10 @@
 	GSM48_REJECT_MSC_TMP_NOT_REACHABLE	= 16,
 };
 
+extern const struct value_string gsm48_reject_value_names[];
+static inline const char *gsm48_reject_value_name(enum gsm48_reject_value val)
+{ return get_value_string(gsm48_reject_value_names, val); }
+
 enum chreq_type {
 	CHREQ_T_EMERG_CALL,
 	CHREQ_T_CALL_REEST_TCH_F,