diff --git a/linux/lib/systemd/system/omc-exec.service b/linux/lib/systemd/system/omc-exec.service
new file mode 100644
index 0000000..1b8f1bb
--- /dev/null
+++ b/linux/lib/systemd/system/omc-exec.service
@@ -0,0 +1,9 @@
+[Unit]
+Description=omc execute script daemon
+
+[Service]
+ExecStart=/usr/local/etc/omc/script/omc_exec.sh
+Type=oneshot
+
+[Install]
+WantedBy=multi-user.target
\ No newline at end of file
diff --git a/linux/usr/local/etc/omc/script/omc_exec.sh b/linux/usr/local/etc/omc/script/omc_exec.sh
new file mode 100644
index 0000000..a9bf588
--- /dev/null
+++ b/linux/usr/local/etc/omc/script/omc_exec.sh
@@ -0,0 +1 @@
+#!/bin/bash
diff --git a/pkg/deb/DEBIAN/postinst b/pkg/deb/DEBIAN/postinst
index 035d371..0d30c6a 100644
--- a/pkg/deb/DEBIAN/postinst
+++ b/pkg/deb/DEBIAN/postinst
@@ -5,8 +5,8 @@ RootDir=/usr/local/etc/omc
 # Perform post-installation configuration
 echo ""
 echo "Output: $RootDir"
-echo "Please Run:"
-echo "    sudo systemctl start|stop|status|restart omc.service"
+echo "Service:"
+echo "    sudo systemctl [start|stop|status|restart] omc.service"
 echo ""
 
 # Check if this is the first installation or upgrade
@@ -55,7 +55,7 @@ else
     fi
 
     systemctl daemon-reload
-    systemctl start omc.service
-    systemctl start sshsvc.service
+    systemctl restart omc.service
+    systemctl restart sshsvc.service
 fi
 echo ""
diff --git a/pkg/rpm/SPECS/omc.spec b/pkg/rpm/SPECS/omc.spec
index 9860b0e..3619ecd 100644
--- a/pkg/rpm/SPECS/omc.spec
+++ b/pkg/rpm/SPECS/omc.spec
@@ -32,9 +32,9 @@ RootDir=/usr/local/etc/omc
 # Perform post-installation configuration
 echo ""
 echo "Output: $RootDir"
-echo "Please Run:"
-echo "    sudo systemctl start|stop|status|restart omc.service"
-echo "Setting Firewall:"
+echo "Service:"
+echo "    sudo systemctl [start|stop|status|restart] omc.service"
+echo "Firewall:"
 echo "    add: "
 echo "    firewall-cmd --zone=public --add-port=80/tcp --permanent && firewall-cmd --reload"
 echo "    remove: "
@@ -87,8 +87,8 @@ else
     fi
 
     systemctl daemon-reload
-    systemctl start omc.service
-    systemctl start sshsvc.service
+    systemctl restart omc.service
+    systemctl restart sshsvc.service
 fi
 echo ""