diff --git a/CloneToDisk.sh b/CloneToDisk.sh
index 6742ac5..9c7cb59 100644
--- a/CloneToDisk.sh
+++ b/CloneToDisk.sh
@@ -1,6 +1,12 @@
 #!/bin/bash
 set -e
 
+# Ensure the script is run as root
+if [[ $EUID -ne 0 ]]; then
+   echo "❌ This script must be run as root. Please use sudo."
+   exit 1
+fi
+
 # Set your target disk here
 udevadm trigger