diff --git a/src/osmo-bts-oc2g/oml.c b/src/osmo-bts-oc2g/oml.c
index a8bd3d9b8..bcbe92c7b 100644
--- a/src/osmo-bts-oc2g/oml.c
+++ b/src/osmo-bts-oc2g/oml.c
@@ -1935,7 +1935,7 @@ int bts_model_opstart(struct gsm_bts *bts, struct gsm_abis_mo *mo,
 		break;
 	case NM_OC_CHANNEL:
 		ts = (struct gsm_bts_trx_ts*) obj;
-		rc = ts_opstart(obj);
+		rc = ts_opstart(ts);
 		break;
 	case NM_OC_GPRS_NSE:
 	case NM_OC_GPRS_CELL: