diff --git a/install.sh b/install.sh
index c434450..6db7d47 100755
--- a/install.sh
+++ b/install.sh
@@ -146,7 +146,7 @@ set_service(){
   sudo cp ${cwd}/rpi-mqtt-monitor.service /etc/systemd/system/
   sudo sed -i "s|WorkingDirectory=.*|WorkingDirectory=${cwd}|" /etc/systemd/system/rpi-mqtt-monitor.service
   sudo sed -i "s|User=YOUR_USER|User=${user}|" /etc/systemd/system/rpi-mqtt-monitor.service
-  sudo sed -i "s|ExecStart=YOUR_EXEC_START|ExecStart=${exec_start}|" /etc/systemd/system/rpi-mqtt-monitor.service
+  sudo sed -i "s|ExecStart=.*|ExecStart=${exec_start}|" /etc/systemd/system/rpi-mqtt-monitor.service
   sudo systemctl daemon-reload
   sudo systemctl enable rpi-mqtt-monitor.service
   sudo systemctl start rpi-mqtt-monitor.service