diff --git a/include/osmocom/gsm/protocol/gsm_04_08.h b/include/osmocom/gsm/protocol/gsm_04_08.h
index bb8a87e..bd6d707 100644
--- a/include/osmocom/gsm/protocol/gsm_04_08.h
+++ b/include/osmocom/gsm/protocol/gsm_04_08.h
@@ -1052,9 +1052,9 @@
 	GSM48_RR_CAUSE_ABNORMAL_TIMER	= 0x03,
 	GSM48_RR_CAUSE_ABNORMAL_NOACT	= 0x04,
 	GSM48_RR_CAUSE_PREMPTIVE_REL	= 0x05,
-	GSM48_RR_CAUSE_HNDOVER_IMP	= 0x06,
-	GSM48_RR_CAUSE_CHAN_MODE_UNACCT	= 0x07,
-	GSM48_RR_CAUSE_FREQ_NOT_IMPL	= 0x08,
+	GSM48_RR_CAUSE_HNDOVER_IMP	= 0x08,
+	GSM48_RR_CAUSE_CHAN_MODE_UNACCT	= 0x09,
+	GSM48_RR_CAUSE_FREQ_NOT_IMPL	= 0x0a,
 	GSM48_RR_CAUSE_CALL_CLEARED	= 0x41,
 	GSM48_RR_CAUSE_SEMANT_INCORR	= 0x5f,
 	GSM48_RR_CAUSE_INVALID_MAND_INF = 0x60,