diff --git a/ci/hardware_tests/bootstrap.py b/ci/hardware_tests/bootstrap.py
index c2fe2fa82..6baa2d564 100755
--- a/ci/hardware_tests/bootstrap.py
+++ b/ci/hardware_tests/bootstrap.py
@@ -1,4 +1,4 @@
-import configparser
+import os
 import sys
 
 from device.t1 import TrezorOne
@@ -6,14 +6,12 @@ from device.tt import TrezorT
 
 
 def main(model: str, file: str = None):
-    config = configparser.ConfigParser()
-    config.read_file(open("hardware.cfg"))
     t1 = TrezorOne(
-        config["t1"]["uhub_location"],
-        config["t1"]["arduino_serial"],
-        config["t1"]["port"],
+        os.environ["T1_UHUB_LOCATION"],
+        os.environ["T1_ARDUINO_SERIAL"],
+        os.environ["T1_UHUB_PORT"],
     )
-    tt = TrezorT(config["tt"]["uhub_location"], config["tt"]["port"])
+    tt = TrezorT(os.environ["TT_UHUB_LOCATION"], os.environ["TT_UHUB_PORT"])
 
     if model == "t1":
         tt.power_off()
diff --git a/ci/hardware_tests/hardware.cfg b/ci/hardware_tests/hardware.cfg
index 0e503fbb9..9816a6fc7 100644
--- a/ci/hardware_tests/hardware.cfg
+++ b/ci/hardware_tests/hardware.cfg
@@ -1,13 +1,16 @@
-[t1]
 # location of the uhub, can be found out by running `uhubctl`
-uhub_location = 3-1.4
+T1_UHUB_LOCATION="1-1.2"
 # to which port of the uhub the device is connected
-port = 3
+T1_UHUB_PORT="2"
+
+# camera device
+T1_CAMERA="/dev/video2"
+
 # arduino that pushes T1 buttons
-arduino_serial = /dev/ttyACM0
+T1_ARDUINO_SERIAL="/dev/serial/by-id/usb-Arduino__www.arduino.cc__0043_8573332373935181A0C0-if00"
 
-[tt]
 # location of the uhub, can be found out by running `uhubctl`
-uhub_location = 3-3
+TT_UHUB_LOCATION="1-1.2"
 # to which port of the uhub the device is connected
-port = 1
+TT_UHUB_PORT="3"
+
diff --git a/ci/hardware_tests/record_video.sh b/ci/hardware_tests/record_video.sh
index 5c9bd2a33..7c2cfd489 100755
--- a/ci/hardware_tests/record_video.sh
+++ b/ci/hardware_tests/record_video.sh
@@ -1,20 +1,22 @@
 #!/usr/bin/env bash
-if [ $# -ne 2 ]
+if [ $# -ne 3 ]
   then
-    echo "Usage: $0 commit_id [start|stop]"
+    echo "Usage: $0 video_dev commit_id [start|stop]"
 fi
 
-OUTPUTFILE=video_$1_$(date +%s).mp4
-INPUTDEVICE=/dev/video0
+INPUTDEVICE=$1
+COMMIT=$2
+ACTION=$3
+OUTPUTFILE=video_${COMMIT}_$(date +%s).mp4
 
-if [ "$2" == "start" ]; then
+if [ "$ACTION" == "start" ]; then
   echo "[software/video] Starting record to $OUTPUTFILE"
   ffmpeg -loglevel warning -f oss -f video4linux2 -i $INPUTDEVICE \
     -flush_packets 1 \
     -vf "drawtext=font=Dejavu Sans: \
-    text='$1 | %{localtime} | %{pts}': x=(w-tw)/2: y=h-(2*lh): fontcolor=white: box=1: boxcolor=0x00000000@1: fontsize=15" $OUTPUTFILE &
+    text='$COMMIT | %{localtime} | %{pts}': x=(w-tw)/2: y=h-(2*lh): fontcolor=white: box=1: boxcolor=0x00000000@1: fontsize=15" $OUTPUTFILE &
   export VPID=$!
-elif [ "$2" == "stop" ]; then
+elif [ "$ACTION" == "stop" ]; then
   echo "[software/video] Stopping the recording of $OUTPUTFILE"
   pkill ffmpeg
   sync
diff --git a/ci/hardware_tests/t1_hw_test.sh b/ci/hardware_tests/t1_hw_test.sh
index f89212b0e..2205059ac 100755
--- a/ci/hardware_tests/t1_hw_test.sh
+++ b/ci/hardware_tests/t1_hw_test.sh
@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 function finish {
-  ./record_video.sh ${CI_COMMIT_SHORT_SHA} stop
+  ./record_video.sh ${T1_CAMERA} ${CI_COMMIT_SHORT_SHA} stop
   ls -l *.mp4
 }
 trap finish EXIT
@@ -9,8 +9,12 @@ trap finish EXIT
 set -e # exit on nonzero exitcode
 set -x # trace commands
 
+# export variables defined in the file
+set -a
+source hardware.cfg
+set +a
 
-./record_video.sh ${CI_COMMIT_SHORT_SHA} start
+./record_video.sh ${T1_CAMERA} ${CI_COMMIT_SHORT_SHA} start
 (cd ../.. && poetry install)
 poetry run python bootstrap.py t1
 poetry run python bootstrap.py t1 ../../trezor-*.bin
diff --git a/ci/test.yml b/ci/test.yml
index ea89998ce..cbc9d9d6d 100644
--- a/ci/test.yml
+++ b/ci/test.yml
@@ -324,6 +324,9 @@ hardware core btconly device test:
     PYTEST_TIMEOUT: "1200"
   script:
     - cd ci/hardware_tests
+    - set -a
+    - source hardware.cfg
+    - set +a
     - nix-shell --run "cd ../.. && poetry install"
     - nix-shell --run "poetry run python bootstrap.py tt ../../trezor-*.bin"
     - nix-shell --run "poetry run pytest ../../tests/device_tests -m 'not sd_card' -k 'not 15_of_15 and not test_multisig_mismatch_inputs'"