diff --git a/include/osmocom/gsm/gsm_utils.h b/include/osmocom/gsm/gsm_utils.h
index 6eab7ac..c3085c0 100644
--- a/include/osmocom/gsm/gsm_utils.h
+++ b/include/osmocom/gsm/gsm_utils.h
@@ -178,6 +178,8 @@
 	GSM_PCHAN_PDCH,		/* GPRS PDCH */
 	GSM_PCHAN_TCH_F_PDCH,	/* TCH/F if used, PDCH otherwise */
 	GSM_PCHAN_UNKNOWN,
+	GSM_PCHAN_CCCH_SDCCH4_CBCH,
+	GSM_PCHAN_SDCCH8_SACCH8C_CBCH,
 	_GSM_PCHAN_MAX
 };
 
@@ -190,6 +192,7 @@
 	GSM_LCHAN_UNKNOWN,
 	GSM_LCHAN_CCCH,
 	GSM_LCHAN_PDTCH,
+	GSM_LCHAN_CBCH,
 	_GSM_LCHAN_MAX
 };