diff --git a/bsc-nat/BSCNAT_Tests.ttcn b/bsc-nat/BSCNAT_Tests.ttcn
index 9d2fc4b..e97eb83 100644
--- a/bsc-nat/BSCNAT_Tests.ttcn
+++ b/bsc-nat/BSCNAT_Tests.ttcn
@@ -197,6 +197,7 @@
 
 function f_TC_recv_dump(boolean use_osmux := false) runs on test_CT {
 	timer T := 30.0;
+	T.start;
 
 	f_init(refers(bsc_ms_establish_fully),
 	       refers(bsc_do_nothing),
@@ -216,6 +217,7 @@
 
 testcase TC_ctrl_location() runs on test_CT {
 	timer T := 30.0;
+	T.start;
 
 	f_init(refers(bsc_ms_do_nothing),
 	       refers(bsc_ctrl_location),