diff --git a/bsc/BSC_Tests.ttcn b/bsc/BSC_Tests.ttcn
index a4def7b1e..9e4ddfffa 100644
--- a/bsc/BSC_Tests.ttcn
+++ b/bsc/BSC_Tests.ttcn
@@ -75,6 +75,8 @@ import from GSM_SystemInformation all;
 import from GSM_RestOctets all;
 import from TCCConversion_Functions all;
 
+type record of integer integer_list;
+
 const integer NUM_BTS := 3;
 const integer NUM_BTS_CFG := 4; /* we have 4 BTS in the osmo-bsc.cfg (for inter-BSC HO tests) but use only 3 */
 const integer NUM_MSC := 3;
@@ -85,6 +87,18 @@ const integer NUM_TCHH_PER_BTS := 2;
 const integer NUM_TCHF_PER_BTS := 4;
 const integer NUM_SDCCH_PER_BTS := 3;
 
+/* Default Training Sequence Code expected for bts[i]:
+ * BTS 0 has BSIC 10 (and no explicit timeslot training_sequence_code config), so expecting TSC = (BSIC & 7) = 2.
+ * BTS 1 has BSIC 11, TSC = (BSIC & 7) = 3.
+ * BTS 2 has BSIC 12, TSC = (BSIC & 7) = 4.
+ * BTS 2 has BSIC 12, TSC = (BSIC & 7) = 4.
+ */
+const integer_list BTS_TSC := {
+	2,
+	3,
+	4,
+	4
+}
 
 /* per-BTS state which we keep */
 type record BTS_State {
@@ -699,9 +713,7 @@ friend function f_gen_test_hdlr_pars(integer bssap_idx := 0) return TestHdlrPara
 	}
 	pars.exp_ms_power_level := mp_exp_ms_power_level;
 	pars.mscpool.bssap_idx := bssap_idx;
-
-	/* BTS 0 has BSIC 10 (and no explicit timeslot training_sequence_code config), so expecting TSC = (BSIC & 7) = 2 */
-	pars.expect_tsc := 2;
+	pars.expect_tsc := BTS_TSC[0];
 
 	return pars;
 }
@@ -9735,9 +9747,7 @@ testcase TC_cm_reestablishment() runs on test_CT {
 	var MSC_ConnHdlr vc_conn2;
 	pars2.imsi := pars1.imsi;
 	pars2.media_nr := 2;
-	/* f_tc_cm_reestablishment_2 uses 'bts 1'.
-	 * BTS 1 has BSIC 11 (and no explicit timeslot training_sequence_code config), so expecting TSC = (BSIC & 7) = 3 */
-	pars2.expect_tsc := 3;
+	pars2.expect_tsc := BTS_TSC[1];
 
 	f_init(2, true, guard_timeout := 40.0);
 	f_sleep(1.0);