diff --git a/update.sh b/update.sh
index 3b76962..05bdba8 100755
--- a/update.sh
+++ b/update.sh
@@ -3,5 +3,9 @@ cd /home/itender/itender || exit -1
 git pull "https://tobiash:!IwedwrimmVeudiweN!@git.gaminggeneration.de/tobiash/itender.git" --quiet
 yarn
 yarn run compile
-sudo systemctl restart itender
+sudo systemctl stop itender
+cd ./arduino/itender/
+arduino-cli compile --fqbn arduino:avr:mega itender.ino || true
+arduino-cli upload --port /dev/ACM0 --fqbn arduino:avr:mega itender.ino || true
+sudo systemctl start itender
 exit 0
\ No newline at end of file