diff --git a/runtest/tanaro_emission b/runtest/tanaro_emission
index 7724c94be8ab5e3b9c765dea24a18fd972795d57..f894295f1b936e16ffa52c15058a35a824e67f3d 100755
--- a/runtest/tanaro_emission
+++ b/runtest/tanaro_emission
@@ -41,11 +41,10 @@ USB_stick_3_write_25kB      bwrite -q -n /dev/sdc -b 25000 -i 1
 Network_1                   iptest -q -g 192.168.1.100 -n 1 -w 50
 Network_2                   iptest -q -g 192.168.2.100 -n 1 -w 50
 Network_wlan0               iptest -q -g 192.168.3.100 -n 1 -w 990 -a
-#Play_wave_file              aplay  /opt/ltp/runtest/ding_48kHz_16bit_m.wav &
-Play_wave_file              gst-play-1.0 /opt/ltp/runtest/ding_48kHz_16bit_m.wav &
+Play_wave_file              aplay  /opt/ltp/runtest/ding_48kHz_16bit_s.wav
 CAN                         can -n 2 -o 500
 Serial0                     serial -d /dev/ttymxc0 -q -b 115200 -c 5 -s 1024 -o 300
-RS485                       rs485pingpong -d /dev/ttymxc1 -s 115200 -x 100 -b 32
+RS485                       rs485echo -d /dev/ttymxc1 -s 115200 -x 100 -b 32
 Serial1                     serial -d /dev/ttymxc2 -q -b 115200 -c 5 -s 1024 -o 300
 Touch                       touchmon -z -r /touch_tst_socket
 Wait                        sleep 1.0
diff --git a/runtest/tanaro_immunity b/runtest/tanaro_immunity
index e2e4a53c1710a4139fbd80e6e43ff130042eb58f..2955a900b42ec2ea2bb2ba43298d465bbb7c5bdb 100755
--- a/runtest/tanaro_immunity
+++ b/runtest/tanaro_immunity
@@ -42,11 +42,10 @@ USB_stick_3_write_25kB      bwrite -q -n /dev/sdc -b 25000 -i 1
 Network_1                   iptest -q -g 192.168.1.100 -n 1 -w 50
 Network_2                   iptest -q -g 192.168.2.100 -n 1 -w 50
 Network_wlan0               iptest -q -g 192.168.3.100 -n 1 -w 990 -a
-#Play_wave_file              aplay  /opt/ltp/runtest/ding_48kHz_16bit_m.wav &
-Play_wave_file              gst-play-1.0 /opt/ltp/runtest/ding_48kHz_16bit_m.wav &
+Play_wave_file              aplay  /opt/ltp/runtest/ding_48kHz_16bit_m.wav
 CAN                         can -n 2 -o 500
 Serial0                     serial -d /dev/ttymxc0 -q -b 115200 -c 5 -s 1024 -o 300
-RS485                       rs485pingpong -d /dev/ttymxc1 -s 115200 -x 100 -b 32
+RS485                       rs485echo -d /dev/ttymxc1 -s 115200 -x 100 -b 32
 Serial1                     serial -d /dev/ttymxc2 -q -b 115200 -c 5 -s 1024 -o 300
 #Touch                       touchmon -z -r /touch_tst_socket
 Wait                        sleep 1.0