diff --git a/1og/service.sh b/1og/service.sh
index 0829953..dbb2c05 100644
--- a/1og/service.sh
+++ b/1og/service.sh
@@ -1,6 +1,8 @@
 #!/usr/bin/env bash
 # Generate systemd service file
 
+set -e
+
 FILE=/etc/systemd/system/buttond.service
 
 button=$(realpath button.py)
@@ -10,20 +12,33 @@ if [[ ! -f $button ]]; then
 fi
 
 vpython=$(realpath venv/)/bin/python
-if [[ ! -e $vpython ]]; then
+if [[ ! -x $vpython ]]; then
     echo venv not found
     exit 1
 fi
 
 cat > "$FILE" << EOF
 [Unit]
-Description = buttonctl
+Description=Button Service 1. OG
+StartLimitIntervalSec=60s
+StartLimitBurst=10
 
 [Service]
-Type = simple
-ExecStart = $vpython $button
+Type=exec
+ExecStart=$vpython -u $button
+User=root
+WorkingDirectory=$(dirname "$button")
+Restart=on-failure
+RestartSec=3s
+NoNewPrivileges=yes
+PrivateTmp=yes
+ProtectSystem=full
 
 [Install]
 WantedBy=multi-user.target
-Alias=buttond.service
 EOF
+
+service=$(basename "$FILE")
+systemctl daemon-reload
+systemctl enable --now "$service"
+systemctl --no-pager status "$service"
diff --git a/ug/button.py b/ug/button.py
index 40d5f41..17b7c78 100644
--- a/ug/button.py
+++ b/ug/button.py
@@ -298,20 +298,20 @@ def main():
     door_sense.switch_to_input(digitalio.Pull.UP)
 
     menu = StateMenu()
-    btn_locked = False
+    btn_locked = 0
 
     try:
         while True:
             if not btn_oben.value:
                 if not btn_locked:
                     menu.button_pressed("oben")
-                btn_locked = True
+                btn_locked = 10
             elif not btn_unten.value:
                 if not btn_locked:
                     menu.button_pressed("unten")
-                btn_locked = True
-            else:
-                btn_locked = False
+                btn_locked = 10
+            elif btn_locked:
+                btn_locked -= 1
 
             if door_sense.value != menu.doors["unten"].door_sense_state:
                 menu.doors["unten"].door_sense_state = door_sense.value
diff --git a/ug/service.sh b/ug/service.sh
new file mode 100644
index 0000000..02b963e
--- /dev/null
+++ b/ug/service.sh
@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+# Generate systemd service file
+
+set -e
+
+FILE=/etc/systemd/system/buttond.service
+
+button=$(realpath button.py)
+if [[ ! -f $button ]]; then
+    echo button.py not found
+    exit 1
+fi
+
+vpython=$(realpath venv/)/bin/python
+if [[ ! -x $vpython ]]; then
+    echo venv not found
+    exit 1
+fi
+
+cat > "$FILE" << EOF
+[Unit]
+Description=Button Service UG
+StartLimitIntervalSec=60s
+StartLimitBurst=10
+
+[Service]
+Type=exec
+ExecStart=$vpython -u $button
+User=root
+WorkingDirectory=$(dirname "$button")
+Restart=on-failure
+RestartSec=3s
+NoNewPrivileges=yes
+PrivateTmp=yes
+ProtectSystem=full
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+service=$(basename "$FILE")
+systemctl daemon-reload
+systemctl enable --now "$service"
+systemctl --no-pager status "$service"