diff --git a/automation/scripts/xilinx-smoke-dom0-x86_64.sh b/automation/scripts/xilinx-smoke-dom0-x86_64.sh
index 71cdb295b2..6970a8658d 100755
--- a/automation/scripts/xilinx-smoke-dom0-x86_64.sh
+++ b/automation/scripts/xilinx-smoke-dom0-x86_64.sh
@@ -165,7 +165,7 @@ sleep 5
 sh /scratch/gitlab-runner/${TEST_BOARD}.sh 1
 sleep 5
 set +e
-stty -F ${SERIAL_DEV} 57600
+stty -F ${SERIAL_DEV} 57600 -echo
 
 # Capture test result and power off board before exiting.
 export PASSED="${PASS_MSG}"
diff --git a/automation/scripts/xilinx-smoke-dom0less-arm64.sh b/automation/scripts/xilinx-smoke-dom0less-arm64.sh
index 293232eebf..1d7162f1b3 100755
--- a/automation/scripts/xilinx-smoke-dom0less-arm64.sh
+++ b/automation/scripts/xilinx-smoke-dom0less-arm64.sh
@@ -128,7 +128,7 @@ cd $START
 # connect to serial
 SERIAL_DEV="/dev/serial/zynq"
 set +e
-stty -F ${SERIAL_DEV} 115200
+stty -F ${SERIAL_DEV} 115200 -echo
 
 # Capture test result and power off board before exiting.
 export PASSED="${passed}"