diff --git a/pcu/PCU_Tests.ttcn b/pcu/PCU_Tests.ttcn
index 936f101..4b909c7 100644
--- a/pcu/PCU_Tests.ttcn
+++ b/pcu/PCU_Tests.ttcn
@@ -2573,7 +2573,10 @@
 
 	/* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
 	f_sleep(X2002);
-	f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0, exp_cs_mcs);
+	/* Skip potential dummy blocks before X2002 triggers at PCU after us: */
+	dl_fn := f_rx_rlcmac_dl_block_skip_dummy(dl_block, max_dummy := 10);
+
+	f_rlcmac_dl_block_exp_data(dl_block, data, 0, exp_cs_mcs);
 
 	/* ACK the DL block, and request UL TBF at the same time */
 	f_dltbf_ack_block(ms.dl_tbf, dl_block, '1'B);