diff --git a/bts/BTS_Tests.ttcn b/bts/BTS_Tests.ttcn
index 87c9131..779f7c3 100644
--- a/bts/BTS_Tests.ttcn
+++ b/bts/BTS_Tests.ttcn
@@ -4170,8 +4170,8 @@
 			   chan_nr := ts_RslChanNr_PDCH(7),
 			   link_id := ts_RslLinkID_OSMO_PTCCH(0));
 
-	/* TODO: check time-slot and TRX number as soon as we extend the PCU interface */
-	pcu_rach_ind := tr_PCUIF_RACH_IND(ra := ra, fn := fn, sapi := PCU_IF_SAPI_PTCCH);
+	pcu_rach_ind := tr_PCUIF_RACH_IND(bts_nr := 0, trx_nr := 0, ts_nr := 7,
+					  ra := ra, fn := fn, sapi := PCU_IF_SAPI_PTCCH);
 
 	/* Expect a RACH.ind on the PCU interface (timeout is one multi-frame) */
 	T.start(52.0 * 4.615 / 1000.0);
@@ -4333,7 +4333,7 @@
 		timer T := 2.0;
 		T.start;
 		alt {
-		[] PCU.receive(t_SD_PCUIF(g_pcu_conn_id, tr_PCUIF_RACH_IND(0, oct2int(ra), 0, ?, fn))) {
+		[] PCU.receive(t_SD_PCUIF(g_pcu_conn_id, tr_PCUIF_RACH_IND(0, 0, 0, oct2int(ra), 0, ?, fn))) {
 			T.stop;
 			}
 		[] PCU.receive(t_SD_PCUIF(g_pcu_conn_id, tr_PCUIF_RACH_IND)) {
@@ -4382,7 +4382,7 @@
 
 		/* Compose the expected message */
 		pcu_rach_ind := tr_PCUIF_RACH_IND(
-			bts_nr := 0,
+			bts_nr := 0, trx_nr := 0, ts_nr := 0,
 			ra := bit2int(ra11),
 			is_11bit := 1,
 			burst_type := pcu_bt,