diff --git a/src/osmo-bsc-nat/bssap.c b/src/osmo-bsc-nat/bssap.c
index f88bb20..a7f629e 100644
--- a/src/osmo-bsc-nat/bssap.c
+++ b/src/osmo-bsc-nat/bssap.c
@@ -63,7 +63,7 @@ static int bssap_cn_rcvmsg_udt(struct osmo_sccp_addr *addr, struct msgb *msg, un
 		ret = bssap_cn_handle_reset_ack(addr, msg, length);
 		break;
 	default:
-		LOGP(DMAIN, LOGL_NOTICE, "Unimplemented BSSMAP UDT %s\n", gsm0808_bssap_name(msg->l3h[0]));
+		LOGP(DMAIN, LOGL_ERROR, "%s(%s) is not implemented!\n", __func__, gsm0808_bssap_name(msg->l3h[0]));
 		break;
 	}
 
@@ -96,7 +96,7 @@ static int bssap_ran_rcvmsg_udt(struct osmo_sccp_addr *addr, struct msgb *msg, u
 		ret = bssap_ran_handle_reset(addr, msg, length);
 		break;
 	default:
-		LOGP(DMAIN, LOGL_NOTICE, "Unimplemented BSSMAP UDT %s\n", gsm0808_bssap_name(msg->l3h[0]));
+		LOGP(DMAIN, LOGL_ERROR, "%s(%s) is not implemented!\n", __func__, gsm0808_bssap_name(msg->l3h[0]));
 		break;
 	}
 
@@ -143,7 +143,7 @@ int bssap_handle_udt(struct bsc_nat_sccp_inst *sccp_inst, struct osmo_sccp_addr
 		rc = bssap_rcvmsg_udt(sccp_inst, addr, msgb, length - sizeof(*bs));
 		break;
 	default:
-		LOGP(DMAIN, LOGL_NOTICE, "Unimplemented msg type: %s\n", gsm0808_bssap_name(bs->type));
+		LOGP(DMAIN, LOGL_ERROR, "%s(%s) is not implemented!\n", __func__, gsm0808_bssap_name(bs->type));
 	}
 
 	return rc;