diff --git a/include/osmocom/gsm/protocol/gsm_04_08.h b/include/osmocom/gsm/protocol/gsm_04_08.h
index 885ac8a..fa2bb06 100644
--- a/include/osmocom/gsm/protocol/gsm_04_08.h
+++ b/include/osmocom/gsm/protocol/gsm_04_08.h
@@ -1052,6 +1052,11 @@
 #define GSM48_MT_RR_NOTIF_FACCH		0x25
 #define GSM48_MT_RR_NOTIF_RESP		0x26
 
+#define GSM48_MT_RR_UTRAN_CLSM_CHG	0x60
+#define GSM48_MT_RR_CDMA2K_CLSM_CHG	0x62
+#define GSM48_MT_RR_IS_TO_UTRAN_HANDO	0x63
+#define GSM48_MT_RR_IS_TO_CDMA2K_HANDO	0x64
+
 #define GSM48_MT_RR_SYSINFO_8		0x18
 #define GSM48_MT_RR_SYSINFO_1		0x19
 #define GSM48_MT_RR_SYSINFO_2		0x1a