diff --git a/coreapi/callbacks.c b/coreapi/callbacks.c
index e6fb233d0..d80ab4e81 100644
--- a/coreapi/callbacks.c
+++ b/coreapi/callbacks.c
@@ -122,7 +122,7 @@ void linphone_core_update_streams(LinphoneCore *lc, LinphoneCall *call, SalMedia
 	bool_t all_muted=FALSE;
 	bool_t send_ringbacktone=FALSE;
 	int md_changed=0;
-	
+
 
 	if (!((call->state == LinphoneCallIncomingEarlyMedia) && (linphone_core_get_ring_during_incoming_early_media(lc)))) {
 		linphone_core_stop_ringing(lc);
@@ -362,7 +362,7 @@ static void call_received(SalOp *h){
 	linphone_call_ref(call); /*prevent the call from being destroyed while we are notifying, if the user declines within the state callback */
 
 	call->bg_task_id=sal_begin_background_task("liblinphone call notification", NULL, NULL);
-	
+
 	if ((linphone_core_get_firewall_policy(lc) == LinphonePolicyUseIce) && (call->ice_session != NULL)) {
 		/* Defer ringing until the end of the ICE candidates gathering process. */
 		ms_message("Defer ringing to gather ICE candidates");
@@ -773,7 +773,7 @@ static void call_terminated(SalOp *op, const char *from){
 	switch(linphone_call_get_state(call)){
 		case LinphoneCallEnd:
 		case LinphoneCallError:
-			ms_warning("call_terminated: ignoring.");
+			ms_warning("call_terminated: already terminated, ignoring.");
 			return;
 		break;
 		case LinphoneCallIncomingReceived:
diff --git a/tester/call_tester.c b/tester/call_tester.c
index 4be940bc6..297df3266 100644
--- a/tester/call_tester.c
+++ b/tester/call_tester.c
@@ -4134,7 +4134,7 @@ static void simple_stereo_call(const char *codec_name, int clock_rate, int bitra
 	LinphoneCoreManager* pauline;
 	PayloadType *pt;
 	char *stereo_file = bc_tester_res("sounds/vrroom.wav");
-	char *recordpath = create_filepath(bc_tester_get_writable_dir_prefix(), "stereo-record", "wav");
+	char *recordpath = bc_tester_file("stereo-record.wav");
 	int dummy=0;
 
 	belle_sip_object_enable_leak_detector(TRUE);
@@ -4167,30 +4167,23 @@ static void simple_stereo_call(const char *codec_name, int clock_rate, int bitra
 	lp_config_set_string(marie->lc->config,"sound","features","NONE");
 	lp_config_set_string(pauline->lc->config,"sound","features","NONE");
 
-	if (!BC_ASSERT_TRUE(call(marie,pauline))) goto end;
-	wait_for_until(marie->lc, pauline->lc, &dummy, 1,6000);
-	end_call(marie,pauline);
+	if (!BC_ASSERT_TRUE(call(pauline,marie))) goto end;
+	wait_for_until(marie->lc, pauline->lc, &dummy, 1,1000);
+	end_call(pauline, marie);
 
-	if (clock_rate!=48000) ms_warning("Similarity checking not implemented for files not having the same sampling rate");
-	else{
-#if !defined(__arm__) && !defined(__arm64__) && !TARGET_IPHONE_SIMULATOR && !defined(ANDROID)
-		if (stereo){
-			double similar;
-			const double threshold = .7f;
-			BC_ASSERT_EQUAL(ms_audio_diff(stereo_file,recordpath,&similar,audio_cmp_max_shift,NULL,NULL), 0, int, "%d");
-			BC_ASSERT_GREATER(similar, threshold, float, "%f");
-			BC_ASSERT_LOWER(similar, 1.f, float, "%f");
-		}else{
-			double similar;
-			const double threshold = .7f;
-			BC_ASSERT_EQUAL(ms_audio_diff(stereo_file,recordpath,&similar,audio_cmp_max_shift,NULL,NULL), 0, int, "%d");
-			BC_ASSERT_LOWER(similar, threshold, float, "%f");
-			BC_ASSERT_LOWER(similar, 1.f, float, "%f");
-		}
+
+	if (clock_rate!=48000) {
+		ms_warning("Similarity checking not implemented for files not having the same sampling rate");
+	}else{
+#if !defined(__arm__) && !defined(__arm64__) && !defined(__ios__) && !defined(ANDROID)
+		double similar;
+		const double threshold = .7f;
+		BC_ASSERT_EQUAL(ms_audio_diff(stereo_file,recordpath,&similar,audio_cmp_max_shift,NULL,NULL), 0, int, "%d");
+		BC_ASSERT_GREATER(similar, threshold, float, "%f");
+		BC_ASSERT_LOWER(similar, 1.f, float, "%f");
 #endif
 	}
 
-
 end:
 	linphone_core_manager_destroy(marie);
 	linphone_core_manager_destroy(pauline);
diff --git a/tester/sounds/vrroom.wav b/tester/sounds/vrroom.wav
index 673a3addc..92a73d289 100644
Binary files a/tester/sounds/vrroom.wav and b/tester/sounds/vrroom.wav differ
diff --git a/tester/tester.c b/tester/tester.c
index 106077a88..a42eabf76 100644
--- a/tester/tester.c
+++ b/tester/tester.c
@@ -231,7 +231,7 @@ LinphoneCoreManager *get_manager(LinphoneCore *lc){
 bool_t transport_supported(LinphoneTransportType transport) {
 	Sal *sal = sal_init();
 	bool_t supported = sal_transport_available(sal,(SalTransport)transport);
-	if (!supported) ms_warning("TLS transport not supported, falling back to TCP if possible otherwise skipping test.");
+	if (!supported) ms_message("TLS transport not supported, falling back to TCP if possible otherwise skipping test.");
 	sal_uninit(sal);
 	return supported;
 }