diff --git a/files/etc/uci-defaults/99-machine-id.sh b/files/etc/uci-defaults/99-machine-id.sh
index 28e0489..9f212d8 100755
--- a/files/etc/uci-defaults/99-machine-id.sh
+++ b/files/etc/uci-defaults/99-machine-id.sh
@@ -13,12 +13,13 @@ main() {
     # Accumulate data to create unique machine id
     local mac_addresses=$(cat /sys/class/net/*/address | uniq | sort)
     local device_model=$(cat /sys/firmware/devicetree/base/model)
+    local urandom_seed=$(cat /etc/urandom.seed | sha256sum | cut -d ' ' -f1)
 
     # Ensure destination directory
     mkdir -p "$(dirname "$machine_id_file")"
 
     # Generate SHA256 hash of data and save it to $machine_id_file
-    echo "$mac_adresses $device_model" | sha256sum | cut -d ' ' -f1 > "$machine_id_file"
+    echo "$mac_adresses $device_model $urandom_seed" | sha256sum | cut -d ' ' -f1 > "$machine_id_file"
 }
 
 main
\ No newline at end of file