diff --git a/pcu/PCU_Tests.ttcn b/pcu/PCU_Tests.ttcn
index 4a26814..061b868 100644
--- a/pcu/PCU_Tests.ttcn
+++ b/pcu/PCU_Tests.ttcn
@@ -607,6 +607,7 @@
 
 		if (not match(dl_block.ctrl.payload.u.ul_ack_nack.gprs.ch_coding_cmd, ch_coding)) {
 			setverdict(fail, "Channel Coding does not match our expectations: ", ch_coding);
+			f_shutdown(__BFILE__, __LINE__);
 		}
 	}
 
@@ -682,6 +683,7 @@
 
 	if (last_ch_coding != CH_CODING_CS1) {
 		setverdict(fail, "Channel Coding does not match our expectations (CS-1): ", last_ch_coding);
+		f_shutdown(__BFILE__, __LINE__);
 	}
 
 	f_shutdown(__BFILE__, __LINE__, final := true);
@@ -726,6 +728,7 @@
 
 	if (last_ch_coding != CH_CODING_CS3) {
 		setverdict(fail, "Channel Coding does not match our expectations (CS-3): ", last_ch_coding);
+		f_shutdown(__BFILE__, __LINE__);
 	}
 
 	f_shutdown(__BFILE__, __LINE__, final := true);