diff --git a/del-wg.sh b/del-wg.sh
index 6ab5a30..77c3a56 100644
--- a/del-wg.sh
+++ b/del-wg.sh
@@ -1,5 +1,10 @@
 #! /usr/bin/env bash
 
+if [ $(id -u) -ne 0 ]; then
+	echo "[!!] This program must be run as root"
+	exit -1
+fi
+
 if [ $# -ne 1 ]; then
         echo "[!!] I (just) need the base64 pubkey of the target client"
         exit 1