diff --git a/src/osmo-bsc/lchan_fsm.c b/src/osmo-bsc/lchan_fsm.c
index f55fbf97c..fc8cd3fd8 100644
--- a/src/osmo-bsc/lchan_fsm.c
+++ b/src/osmo-bsc/lchan_fsm.c
@@ -1268,6 +1268,7 @@ static const struct osmo_fsm_state lchan_fsm_states[] = {
 			| S(LCHAN_EV_RTP_RELEASED)
 			,
 		.out_state_mask = 0
+			| S(LCHAN_ST_WAIT_RF_RELEASE_ACK)
 			| S(LCHAN_ST_UNUSED)
 			| S(LCHAN_ST_WAIT_AFTER_ERROR)
 			,