diff --git a/bts/BTS_Tests.ttcn b/bts/BTS_Tests.ttcn
index fed45a9..c6ce115 100644
--- a/bts/BTS_Tests.ttcn
+++ b/bts/BTS_Tests.ttcn
@@ -2540,7 +2540,7 @@
 		case (RSL_CMOD_SP_GSM1) { tch_mode := L1CTL_CHAN_MODE_SPEECH_V1; }
 		case (RSL_CMOD_SP_GSM2) { tch_mode := L1CTL_CHAN_MODE_SPEECH_V2; }
 		case (RSL_CMOD_SP_GSM3) { tch_mode := L1CTL_CHAN_MODE_SPEECH_V3;
-					  amr_codecs_bitmask := g_pars.mr_conf.amr_codec_modes;
+					  amr_codecs_bitmask := g_pars.mr_conf.codec_modes;
 					}
 		case else {
 			log("RSL channel mode := ", g_pars.chan_mode.coding_alg_rate,
@@ -2568,7 +2568,7 @@
 
 	var integer n := 0;
 	for (var integer i:= 7; i >= 0; i := i - 1) {
-		if (g_pars.mr_conf.amr_codec_modes[i] == '1'B) {
+		if (g_pars.mr_conf.codec_modes[i] == '1'B) {
 			if (n == start_nth) {
 				return 7 - i;
 			}